21st bomber command tactical mission report 284, 290, ocr

8/6/2019 21st Bomber Command Tactical Mission Report 284, 290, Ocr

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HEADQUARTCRSTlIEHTI£TH AI R FCIl.CE

AKJ 234

ACTICAL MISSION REPORT

Fiold Ordor N o . 5 Missions No. 264 through 29

Targo ts : S ~ i t a m oUOtal Co . (90.<5-26JA), K c ~ n i s h iAirc ra f t Uotnl Co .(90.25-2137). Osaka A r ~Arsonal ( 9 0 . ~ - J 6 2 ) .Aiehi Aire rn f t Co. (90.Zb·1729) .. Tsu Huvnl Airc ra r t Pla;J.t (90.24-2224). UittoUb16h1 AircruCt Co.(9Q.ZO-2140/1141). a nd N ak aj ima A ir c r c f t Co. (90.20.16]5) .

24 Ju ly 1945

Tablo o r Contonts

Page No .

Tao t io n l Narra t ive • • • • I

Annex A - O p e r a t i o n s . . • •Par t I - naVigation Track C ~ r t•Par t I I _ Mono PoInts oC Impo.ct • • •

P a r t I I I - BO::Jbing • • • • • • •

P a r t IV - P l i g h t E n gi no e ri no R e po r t &:

Per t V - Rnder. • • • • • • • •Par t VI - Gunnery • • • • • • • • • •

Pnr t VII - Air-Son Rascuo Cher t •

• •

• •Char t

•

•

• •

14151617192122

23Annax B - Weather . . . • · · · • • · · · • •

Port I - \ 'Ienthor Summnry. • · · •Port I I - Char t - -Pred io ted V S . Observed nee- thorPort I I I - Prognostio lb. • • • • • • • • •Port IV - Synoptic Unp. • • • • • • • • • •

Annex C - Communiontions. • • • •Port I - RCM. • • • • • • • • • • • •Pnr t I I .. Rndio • • • • • • • • • • • • • •

Annex 0 .. I n t e l l i ge noo . · • • • • • • • • • • • • • •Port I - Enemy Air Opposi t ion • • • • • • •Port I I .. E n ~A n t i a i r c r ~ r t .• • • • • • • •P a r t I I I .. Dnmnge Assossmont. • • • · • • • • •

Annox E .. Consolid. l ted S t a t i s t i o a l SUJ:lIIlQry • • • • • • •

Annex" .. Twa nt ie th A ir Foroe F ie ld Ordor • • • • • •. . . . . . G .. D1 8 t r i b u t i o n . • •

·• • •

· ••

• •• • • • •

2425272829

303133

36373743

68

80

86



: > : : : ; : : : : : : : : : : , , : : : : 1

: S E C R E T

: By .'outh. o f tllo C.C.:: TOlontieth . u r Forco :

; 2u , j u l y 45 r k f l 5 ~:J n to I o i t i ~ l s :

: I I : : : I I : : " : : : : : : : : 1 : :

HE.'.DQ.U.,RTmtS'i'".1E.VI'I1:."'TH .UR FORCE.:.PO 23 4

SUBJECT: Roport of .• t tack:s . ,ga ios t 7 P re c i s io n Targots on 24 July1945.

TO Co:;w.."ndil18 Goner :!.l. u . s • • ~ Stra toGic . ~ r Forcos • . \PO234. San. F r a n c i s c o . Ca l i f o r n i a .

1 . I D E " ~ I ' I F I C.•TI(jN OF REPORT:

•

a . Fio ld Order Number 5. Hc,dqu ' l r tOrs TIlen t ie th ' .. i rForce . da ted 2 ] JUly 1945. d i roc tod th o 5 8 t h . 7) r d . 3 1 3 t h . and3 1 4 th Bomb'trdr.lent .linGS t o p ~ r t i c i p : 1 t ein coo rd ina tod d3y l igh ta t t a c k s on 7 p rec i s io n t a rge t s on Honshu in ~ c n . t i o t h. . i r ForceM i ss io ns l iw b er 28 4 through 29 0 •

b . T:1rgcts Sp p c i f i c d :

(1) f t i g n r y Visuql Thrgcts :

l t i ss ion Tgrset

287 . a c h i .lircr=d"t ~ . (90.20-1729)

284

2 85

286

288

289

290

K..1';7anishi . . i r c r a f t Metal ( 9 0 . 2 52137)

Dank!:! : . rserul (90 .25-382)

Tau Nav:ll . 'd . rcraf t P h n t ( 9 0 . 2 42224)

rUtsubishi . u r c r a f t Co. (90 .202140/1141 )

N:1kajim!:l . ~ r c r x f tCo. (90.20-1635)

(2) Primnry RadJI' T.ygets I

~ .

Force .. s s i@cd""""

56th 2 Ck-oups

56th 2 Qroups

7Jrd 4 (kooups

313'h 2 (kooups

3 ' 3 ' · 1 Group

314t . 2 Groups

314 t . 2 Qrooups

Mission Number T A r a t

284 a""", . . pr imary v isua l

285 City of Kurran3

286 City or K u ~ a n a

287 Same os primary v isua l

288 City of Tau



( , ) ) SoeondQCY Vlau:::I1 Tn r e o t l P

.Mission !'1w:Ibgr ~2 84 Nona spoci t1od

28 5 Hi tach i "Jorks (90 .20-1802)

28 6 Toyo Beo..rina Co. (90 .20 .1 81 5 )

287 !bno spe c i f i od

28 8 Nono spocifiod

28 9 Toyoka':O'3, Naval : .rsana1 (90.21-1653)

290 Nooo specified

Od No other to.r£Sota 110ro spacifiod.

2 . MISSION PL.UM'>lG:

a . Sbloction of Tarrrots: Taking ~ d v a n t ~o t th o oxpoe·ted brc3k in tho ~ o ~ t b c rin the O s a k 3 - N ~ ~arco. th o TUcntiotb.Ur Force planned to att3ck 7 procision i ndus t r i a l t a rge t s . ( ) l l ' l -

PlOYins 62 5 ::lircraft. The purposo of th i s pl:l! l \lOS tllO t o ld lto taka 3 d v a n t ~o t 7 o ~ t h o r( i . o . i f t ~ S O t 8\lere obscured byclouds in the Osika aroa. p co th er o ve r the ta rg ets in th o Nngqyoaraa Qight be favorable) nnd to hovo f l ex ib i l i t y Il i thin tho a tt ac ki ng f or co . ~ t h a suff i c i en t forco baing ass igned to eacht a rge t to .ssurc destruct ion. The s e c o n d ~t . r8Cts ? o r ~selectedin areas s uf fi ci on tl y d is t3 nt from the pr inar ies to onhoncc the

poss ib i l i t i e s o t ~ o a t h e rover these t ~ B C t sbeing favorablo inthe evont t h ~ tprimlry t ~ g e t suould bo o b s c u r ~ dby unfavorablon co th cr c o nd it io n s. On missions in nhich primary radnr t ~ g c t s

diffored frOC! t he i r prilIl:U'Y visual t 'J.raots. the r ad 'l r t :u -g et s O"lC!'e

se lec ted in the s ~ e ~ e a sas th o s e c o n d ~visua l t:u-gcts ~ o on ·able the att3cking forces to bomb in the event th3t tho othert ' ll"gcts '\lere obscured by liC'J.ther. In C:lses 'Ill'1ere t ~ r g e t s: 1 o rO

spec i f i ed !l S priIi10ry v i sua l '100 prim::uoy r a d ~ .no othor tarBots!7ere specif ied.

b. I n p o r t ~ n c eo t T)rgotsl

(1) Mission Numbgr 284.: The awitomo Metal Comp!lnY,located on the Osika Hbrbor u . to r f ro n t in a be:lyily i ndus t r i a l i zedarea on reclaimed l:lnd between the Shin Yedo and 1 ji R iv ers, i s

o ~ eof th e 4 or 5 l a rges t prodDccra ot prope l lo r s t o r JnpQDSSOcOmbat·type 3 i rc ru f ' t . In add i t ion . th i s canpao;y produCQs l a r ~

quan t i t ios of aluminum and duraluminum ossen t i a l t o a i rc . ra t t product ion . This c o m p a ~' ;filS considered to be ODO o t tho primet ' l I 'gets in the Osaln 'Yea.

(2 ) Mission t\u!1bQr 285: The Kal7anishl ~ t c r a t ' tMet.:llCompany, eUu3ted on the fork of th o Muko an d Hi Rivors. 11.000yarde f ron the Mc1ko Rivor (appro:ximotely 10 milos north1TOst o f thocantor of Os0.k3.), va s belioved to produce a i r c r a f t caDPOnents t o r

tb l 3 1 hi ft C



•

(4 ) M i s s i o n l\Ur.Ibcr 2 8 7 ' Th o •. iobi. . u t c r a f t lo rks ,loc::ltl:!d. on r oc la io od la nd i n th o c e n t e r of t l lo N:tSC'ya \ l a t e r f r o n ta ~ b ou nde d on th o ~ e s tby the cou th o t t h e s ea ai R iv er . wa s oonIJldt:lrod t o be t h e l a r G o s t o f t h o . ; . ioni nssO!ilbly p l a n t s . Ju d y,Qroace. Ptn.l1. and t h e n o " i a - l i n e t o i o - e n g i n a f i g h t o r , Dcnko.are c an u ra ct ur cd h o re .

(5 ) M i l l d o n ~ b o r268: Tho TlIu Naval . . . i r e r a f t PL:Ul.ti s l o c a t e d 20 c U e s sOUtho18 t o f Yokkaich . i OPPr<Dim:ate ly 2 o i l c Bi n l , : u ~f'rCXlJ I so ian . 'Tho 01 t y o f Tsu 1 s o p p r o n o J , t e l y ) :::Jilos t ot h e p o r t h . L f i t s u b i s h l onginos ~ c m ~ u r : J . c t u r o do t t h i s p l ~ n t .

The p re se nc e o f 12 tOs t co l I s ~ u l dtond to indic :a to extens ivePr o d u c t i o n ; h o ~ o T c r .tho s i z e o f th e p I l o t c o n t r ~ i c t st h i s t Dd ic ~ t i o n .I t ~ o st ho ug ht p ro ba bl e th:l. t"tllo p l a n t maY h ~ T Oboon p a r to t Mitsublshi Nagoya's dispersa l pIon, i n i t i a t ed in the f a l l of'944.

(6 ) Mission l'fuT:lbcr 289: This p h n t of th o M:l.t.subi-ahi .i.ircr1.ft Compcmy, .si tU1.tGd in northl7est N:lgoyo., i s bounded ontho n o r t h ~ o ~ tby tho Shin C ~ n : l l ,0 0 tho northeast by tho Tokkaidohl<lin Line R a i l r ~ d .:lnd on th o south and s o u t h o ~ s tby the e l e c t r i cTsushir:ll Line. Tho fac tory i s located a t tho opox of a ~ V 'formedby tho in te r sec t ion of these 2 r : : l i l road l i n o s . T hi s f :l ct or y ~ ' : l S

ropor ted us h::lvina been converted frOl:i1 a t e x t i l e m i l l to a p la n tproducing a ir c r: l1 't c y li nd e rs f o r r.utsubishi as p a r t of i t s d i spc r s :up h n .

(7 ) Mission N..uabcr 299: ' !his p la n t or tho Nak3jir:u•. i r c r a t t Cocp.:any·is lOC3tcd approxi:natoly 13 miles south-southC:ls to f Ihgoya Hcarbor. bet'l1een the tOi'I'D of Handa and Handa (f..aIlCzaki). ~ r s t r i p .This plan t i s be l i eved to be ongaged i n th e f i n a lasscab ly o f t he : :l ir cr af t J i l l am Myrt. I t i s q ui te p os si ble th.3tf i g h t e r s :J.re a l s o :lsset:1blcd here , notably the Zeke.

c . Time F a c to r s :

( l ) Selec t ion of D-Dgy:nC3ther fo rec3s ts fo r tho Osaka-Nagoyato a t t 3 ck on 24 Ju ly.

On th e b 3s is o f favor:iblea re a . fi rm d ec i s i o n gas ~ o

(2) Solcc t ion of Target Tilwgl Targe t t imos ~ e r ci nk oo pin g w ith the po l icy of s t r i k i n g dayliGht t a r g e t s as enrly i nth e morning a s poss ib l e a f to r assemblies could bo e f f ec t ed du r ingd: lYl igh t hours .

d . Munit ions and Fuel loadinG;

( l ) Solgct ion o r Boobs gnd FUzel1

( a ) MissioR Number 2 & : For ~ h o\l8C aga. instt h o au:dtO!lO Ligh t Metal Indus t ry a t Os3ka. tbe 5 8 th 1iqg waS tolo ' ld 2 (koups t1i th 4000-pound L igh t Caso bCQbs tuaed iast.mt::U10 0 U S

noso :lod non-delW t a i l .Th.c

planon t h i e

miss ionW38 t o obt:1in

naxinC!! damage to tb e t 'U'gct ni. tb th e uao o f 0. miniam omount o rt o r c e . I t tl8S bolievod t b 3 t t b i s dw:ngo could b o s t bo Obtained



(b) loUuipn Nurolbor 2851 For uso ... gninst tho' 1 ' a k ~ : l : Z u k 3Pl.:mt or th o KJ;';;'Wlishi .•ir<;raf't Cocpo.n.y. tho S8th :ringwas to lO:ld 2 Groups l7i th looO-pound g o n c r a l ~ p u r p o s oboo.bs f'uzed .Ol.socond dolay noso and non-doloy t a i l . This typo bQl:lb "a s solc<;todbecause tho b u i l d i ~~ t h l nthe targot arc of' medium span s o ~

too th ro ot construction an d eubjoct to l lu i tcd sproading collapse.I t l7es belicvod th.:lt this sizo bor.lb 170Uld bo moro cOp.:1ble o t inl'li<;tio,g r ~ i o u

.. ;] dill:l1l8o to buildins structuros th:ln any other8izo bOCb. The .0 1 second d o ~noso f'uzo nos solected as i t ~ u l dallon b o ~ bburst 6 to 10 tee t bono ... th tho roof lovol, thorobycausing structural collapse and d ~ J D S i n gb u i l d i ~contonts. Thol1en-dolay t a i l ,fuze U',]s solected in order th1t s round lovel burst"i1Ould bo obtainod by n03.r IIl1ss bombs.

(c ) Mission tSobcr 286: For usc 3(pinst thoOs.3ka . ~ ..rson:11, th e 73rd :1ing nils to load 4 Croups ., n tb 2 ~ O O .

POund general-purpose bombs fuzod .025 second dolay nose ;nd .025seCOnd dolay t a i l . Tho building insta l la t ions in th ia t3rBot areaaro o t sinGle and oul t i -s tory construction. L U x i = daDatSO to

structUros of t h i s typo cnn bost be obtained by blas t and cratcr incact ion, t he reby cau sing s t ruc tura l collapse or in f l i c t ing s t ructurol d.:ll:lago. I t ua s belioved th3t th i s sizo ba:lb. ~ i t hi t s

re la t ivoly hi8h charge woight. and i t s ab i l i ty to ponetr3to. uouldbe tho best typo o::lployablo f o r i nf li ct in {; w.xitN.o datJ.aGO to thetarGet i n s t a l l ~ t i o n s .The .025 second d o l ~noso and t a i l fuzesnoro selected in order ' to poroit an ~ o q u a t odeL::r.y fo r p c n e t r ~

t ion o t tho structures . al Iening d e t o n ~ t i o nof bocbs 3t the opti..oun depth ( jus t above tho f loor level a t the s i n g l o s tory structuros and just belOIT tho top f loor lovel o f tho DUlti-story structu res ) . ' lhis fuzing '1Ould l ikeuieo a l lon su ff i c i en t ground penet r ~ t i o nof near e i s s bombs to o b t ~ i nDUXUauo s i ze c ra te rs . r e su l t

ing in th o under.nining of building foundations and ver t i ca l s t ruct u rn l ruCL1bars.

(d) l.li;l§ion Numbor 287: For use ~ a i n s ttheEitoku Plant of tho ..i.chi . : . ircratt Caapany a t N.3goya. th e 3l3 th:ina: mlS to load 2 ct-oups: O'i th 2000-pound goneral-purpose bombs

fUzed .0 1 second delay nOSe aDd n o n ~ e l a yt a i l . This sizo bomb~ a s se lec ted s ince the bui ldings in th i s t a rge t 3rea arc of typi ca l long span construction. and subjoct to spreading collapso":1hen exposed to the bl:lBt of large s i ze boobs. The .01 second delaynoso fUze ~ a s solected as i t ":1Ould a l l o n bacb burs t 6 to 10 foe tbeneath the reof level . thereby causing s t ruc tu ra l collapse andtho damaging of buildiog contcnts by tho rosu l tan t blast .:lnd fr.3gcent:l t ion. Tho o o n ~ c l a yt n i l fuze \7QS solocted t o givo groundlovel burs t to ncar niss bombs.

(e) MisSion ~ ] b e r288: For use against thoTau Naval . ~ i r c r a f tCompany. the 313th :ling \Tas to load. 1 Groupni th500-Pound g o n e r ~ - p u r p o s eboobs fuzed .01 second delay n 0 8 ~

and n o n ~ e l n . yt a i l . This sizo bOOb \fas solectod since tbo bu i ldines in the t a rge t area aro small in pl.:l.n ard on13 5 par cent o t

tbc aroa i s b U i l t ~ u p .These f ac to rs d ic ta to d tho uso of t h i s sizeboClb. i n t7hich a eult ip10 nw:Jbor or h i t s 'IfOuld bo ob ta inabb . Tho

.01 socond delay nOse fuzQ t7QS solectOd .3 8i t

t70uld a l lod boobburs t 6 to 10 r eo t beneath roof lovol . thcreb,y c.3usins s t ru c tu r a lcol lapso and the dacaging of bui ld ing contonts by ~ h e ' r o s u l t i n s



( r ) M i n i o n &unbor 289: For"ueo 3.6Qinet th oMit3Ubish i .. i rc : rnr t Company (Fu j i Te x t i l e N i H ) . th e )l l t . tb 7/ing ';lOS t o10M 2 Croups I'Ii. tb 4000-pound LI/3ht C:l.lJo bOl!lhS rU'loOO InstQnt3.noous0 0 8 0 a ~ n o n " " C i o l ~t a i l . 'I 'I10 pla.n on t h i s mission wa s to ob ta intuJeiQUlll d ~ t o th o t a rg o t wIth Q, o i n 1 = Qllt)unt or t o r c o . Thoprim ary bu ild ings i n t h i s tarGOt aroo a ro or th o sow- too th ro a tt y p e . an d notably compact . Qaking tho t a r a o t vulnorablo t o an a t -t a c k or t h i s kind. . This typo bOColb. ~ t h a h i g b cho.rgo ' :Joight o fa p p ro x ic ..:ltOly 7S por c a n t . was s010ctod . bOcoU80 1 t h! l8 a t l o a s t2S P e r oont moro o.ll:plosivos p e r ton t h3n al1Y o tb or typo bomb. ThoinstoJl1taneou8 n030 and non-doly t o i l fuz;inGa r ro ro .9010ct oo bocousoth o c b a r a c t e r i s t i c s o f tho borJb aro such t h a t dolQY fuz10g shou ldn o t bo cCiployoo.

(g ) .Mission Nwnbor 290: Fo r uso sg! l lns t tboHorda Pl<::tnt of ' tho Nolrojilla . l i r c ra f ' t Cocpany. tho J l 4 t h H og ::e.8

t o lo ' ld 2 ~ o u p stt i t h SOO-pound Boncra l -pu rpose bocbs fUf.od .025SOcond d c l ~ ynoaa an d n o n - d e l ~t a i l . Sinco th o ta rgot co n s i s t so f 2 " u o e s , a;:xl th o pricary buildings n i t h i n oach Cl.f08 ' l l ' O sh o r t

span . open chord. s e u- to o th r o of . an d assembly type . i t ~ a sbel io ved tb 3t tho nul t ip10 nur.:thor of h i t s obt :; l. in 'lble by tho"'USo o ft h i s siZe bonb 'I7ould best causo maximuc d ~ B eto the b u i ld in g sconton ts . Tho .025 socond delay noao fuzo 'I7aa so lected as ana l t e r n a t e fuze sinco tho .01 second dolay fuzo nas no t ava i l ab lo .Tho .025 second. del.::ty nould Pore i t ba.\b penetra t ions I1nd bocbburs t j u s t ~ o v of loo r l eve l . . . . . hich nould be most ef f ec t ive ag a in s tbUilding co n to n t s . The non-dolay t a i l fuze ~ Q Ssolocted to givoground l eve l b u rs t to no"U' m s s blXlbs.

(2 ) Bonb Loading:

:finS P o te n t i a l Capaci ty Expgcted -..lvcrage. (Pounds) (FoUnds)

58.h 13.000 13 .000

73rd 14.000 14 .000

313th 14.000 14.000

314th 12.000 12.000

(3) : . :rpunition Loading,: . \pproxwte1¥ 1500 roundeo f amuunition ~ c r ct o be c ~ r i o dby each a i rc ra f t .

(4) Fuel La')dingl Fuel roservo 4a ta l n d i c ~ t o dt b a tno aircr i l f ' t 'P'ould roqu i r e bCXi.\b ba y t 3 0 k a am tbat a t u e l 10!ld ofapprox icato1y 6600 ga l lons p e r a i r c r a f t ~ o u l dbo oarried u n le s sinc lement ' \ leather roquirod l a r g e r f u o l rosorvoa .

e . F l ig h t Plan n in g :

(1) Route : ' ..11 fo rces tloro to use I'OlO Jima o n thorouto out. and on r o t u r n . i n accordanco t11 th the 1Vont1oth . J . rForco T3c t ica l Doctrine. ?rom 100 Jima. to t h e h r g o t . and re turn .routo p lana 'lJoro as f o l l o n e l

(8) Miss ion Nug!bw 284;



341630N-1345730E ( l l ' )<0

Targot ( 26 3J.)

'03455 U - 1 3528E

'034 0 7U- 1 3615E

betuoon th o r e a ~ a o ~ b l ypoin t and tho i n i t i a lpo in t uns ozpocted to b e e3s i ly i d e n t i f i e d .This ; o i n t on th o s ou t hoas t t i p o t ~ a j iShlQa a t th e entranee to Osaka Ba y should boo a si ly i do ot if io d an d ~ e s oxpected to providoa g o o d a x i s o f a t t a c k .

This po in t was solected as i t u ould a voi da n t i a i r c r a f t de fonsos .Lan:! ' s ond..

Rensops t o r SclQction

33 2 0N - 1 3340E Roasa=bly .\roato

340030N-l343800E (OP) Saoo as for ;,tis510n Number 284.to

341630N-134,57.30E UP)Sra.uo

as for i:is51on liucbor 284.toTarget (2137). to

3455N-13428E Samo as for Mission Nuabcr 284.to

3507N-13557E This point ~ o u l davoid t13k a t Kyoto and~ o u l dalso Servo as the i n i t i a l point fo r thesecondrry ta rget .

(c) ~ s s i o nNUnbor 286:

33 15 N- 13425Eto

3150N-13445' (DP)to

3416N-13504Jl (IP)to

Target (J82)t o

3441N- 13545Eto

3407N- 13615E

3330 N-115'SEto

3458N-11555E (DP)to

350911-13606E (IP)t o

'l'orlJllt (1729)

Reasons f or S el ec ti on

Roasseobly ; .roa

This point. the l o ~ o rt i p of Shikoku on theentrance to Osaka. uould mako a SCod pointfor dep:uoturo.This point a t th o eas tern t i p of tho ontrancoto Osaka Bay ( l l r i le f r aa th o c i ty of Koda)~ a s expected to be .a good i n i t i a l poin t .

This point uas selected as i t uould avoid t l ak

defenses.Land I s e n d .

(d ) Mission Number 287:

Rc,sons for Sg1ecSiop

Ro3ssor.fuly ~ o a

This point on tho lottor par t or D ba Ko Lake~ o u l dbo eas i ly i d en t i t i o d to r dOpaJ'iuro.This point a t tho eaatorn odao at Bilta KoLake just ~ O y o .th o togo at Hachiman uas ozpectod to make a good approaoh to tb o t a rgot .

i h "\'l b d b b



( e )

R o ~ s o n §f o r Sgloc t i9D

3330N.-135 15Et e

340

7N- 13518.E:

(DP&IP)t e

Ta rg o t (2224)

( t )

3.34 0N- 13515Eto

345 8N-IJ555E (OP)to

35 09N-13&o6E (IF)toTarget (2140/1141)

to35 2 3 N- 13710E

to3439 N- 13803E

(a )

Roassombly . \ rea

This po in t , a ju t t ing 'p ieco o f land northof th o c i t y o r ~ 8 s h i .~ a 8 expocted t o prov id a a good. approach t o tho t lU"got.H r i g h t tu rn gas t o bo c ~ o a f t e r boobsa ~ ~ t o avo i d a n t i a i r c r a f t d o f o n so s .

~ f i s s i o n~ b c r289 :

Reasons tor.5010ct10n

Roassor::ably _ ~ O . : l

T h i s p o i n t a t t h e l 0 7 c r p U ' t o f Bina Kouould be o as ily id on tif ie d f or depar turo .T his p oin t a t th o e a s t e r n edge of Bina Kcj u s t above tho town of Hachimao ~ a s expectedto make a good ap p ro ach to th o t a r g e t .

This po in t uas s e l e c t e d i n o r d o r t o avoidf l a k defenses .Land's end.

Mission ~ b o r299:

ReAsons f o r §elgction

34 07N-13J;1BE (DP)to

343530N-1363900E ( IF)

toTarget (1635)

This point. a j ut ti ng 'p ic cc o f land northo f t h e c i ty of Onashi, \7"l.S expected to cakea good departure poin t .This ' potnt, a bulge of land oast ot fu t suzuki , ':7ould be o<\sily i do nt it io d f or th oi n i t i a l point and gould be the best approachto the t a rge i .:. r igh t turn uas to bo oade af ' tcr bO!:i1bs / lh 'SY

to avoid f lak defenses.

(2) Radar Factors:

(/1) Tho only routo cheek points ~ e r ~to bo thei s l ands i n th e Iu o Rotto Group. . ~ l l ings ':7crc to use th o is landsin t h i s group as t h e i r f i r s t assenbly zones. These is lands uouldbe c l o ~ l yv is ib le on radar and could bo usod to p osi t io n a i ro r a f ti f u n d cr- ea st c on d it io n s exis ted .

(b) .•11 l a nd f a ll p oi nt s (rollsseebly areas) woreohoson t ~ t h e i r r adar c h ~ a c t e r i s t i c 8 ,Tho se lec t ion of thosepoin t s was given ouch coosidorat ion since eaoh point must be oas i lyi d e n t i t i o d bY a l l r adar Operators in ordor to accaqpl ish sucoossfu l ly Group an d SquDdron re-asscmbliee. These ro-aaaoQbly aroasvere to bo OD t he s ou th ea st t ip of Shikoku and on th e l a r ~ponins u l a botveon Osaka and NaBoya.

(0 ) 111 i i t i l i t 'lioro consic1erOli f th



~ o roach t a r so t :(d) The following radar c o n ~ i d o r a t i o n s. e r o givon

1 . Mission NYmbor 284: Tho Sumitomo MetalCoznpa.:Q,y l1as apcc1fiocl as both primary visual a ~ primlU"Y'radar t a rgot . Located 0 0 th o j e t t y area oxtcndiD8 in to Osaka Bay, t h i s t : ) r

ao t doe" not "hon up a" a d i s t inc t 0910810 radar ro turn . Hc:movl;"r,i t nas boliovod t ha t th o radar operator could bomb by s y n e h r o n ~ z ion the j o t t y r o t u r n . Offset synctu-ooous boobing nit" not recOllDomoos ince the "hippi.DG about th o t ip of the j e t ty QOUld d i s t o r t thQ ret u rn .

,;;::. 14issioo Nugber 285: Tho ~ ' , l a n i e h i. . i t ' .cra.r t Metal Coopany ' las oot coosidorod as a primary r ~ a rt a r Be t .s iuco i t i s lOC<lted nor th of the ..ll1oga.saki aroa nDd could not boreso lvod as a Soparato radar r o t u r n . The 'pricJ .ry radar t a rg e t to rt b i s cUss iOn tlas t o bo th.:: c i ty o t N;l'llana. s i tU'itcd j u s t n o s t ofNesoya on tho 2 ',lido r i v o r s 10c::J.tcd thoro . Tho br idges onter ingtb o c ity f r e e tho nortbeastorn s ec ti OD R ar e eonsiderod to ba e x

c e l l e n t rofe renco p o in t s . The c i t y i t s c l f t l ~ Sexpected to s h ~upTOry ,:'1011 on th o rac:!3r scopo an d could be bOl:lbod b y usiIl8 tho d i re c t synchronous Ii1Cthod.

3.. Mission M1r.lbcr 286: Th o Oaaka . .my.orsanal rras not considorod as a good r ada r t a rge t sinco i t i s l oca t edi n tbo cen te r o f tb o b u r n e d ~ o u ta r ea of Osaka and any c i s s o s nou ldnot be of a ~ value . Honce, the c i t y o f K u ~ a n a ,tho same as t h a tf o r l /oission Mmlber 285. 11813 dosign ' l tod as to o p rim ary r ad ar t a r -go ••

l! . Mission Number 287: Th e : . ichi : . . i . rc raf t

Cor.lpan,y p l a n t 'I1as dcsiGllatcd as both p ri aa ry v is u al and. prir.aryrad::u- t a rg e t on t h i s c i s s i o n . Located on t h e n o r th e rn shore o fI so :7an an d boundod by i1ator on tho c a s t and ..-toat. th o land ..-tatorc o n t r ~ s ts c t s tho t a rg e t as a s in glo ra da r r e t u r n . Ex ce l l en t r e ference f o r course 'Ilould be obtained frOC] tho b rid ge s a t Ku>7ana.Di r oc t synchronous bOl!lbing by load crorJs should g i vo good r e s u l t s .

,5.. Mi"sion Number 288: '!be Tau NaTal. 'o i rc ra f t PlAnt loca ted sou th of Ts u could not bo r e so l ved a s as i n g l e r a d a r s i g n a l . Honco. the c i t y o t Tsu nas d es ig n a t ed a s thopr imary rada r t a r g e t . Tho courso t r ee th e i n i t i a l p o i n t ' t o th oa i r c r a f t p l a n t to Tsu approximates .e, s t r a i g h t 11no. Tau. 00 . th et7cstcrn c o a s t of I so ; 'an. 'Was considered a very good radar t a r g o t .

£. fAAssion NUnber 289* Thi s p l a n t o f tboloti t s u b i s h i .. . i r c r a r t Coopany .1as no t cons idered a TO r y ,good r ad art a r g e t , s in ce i t cou ld not be i d e n t i f i e d on tho ~ - I Jr a d a requ ipment . Tho c i t y o f Tau. as i n Mi ss i on Number 288, IOas dos ..ig na tc d a s tbo pr imary r a d a r t 'U'COt, I

1. Mission Nunbqr 2901 Tho Handa P l a n t oft h e Nakajima . . d rc ra f t Cocpany ';ia" des i gna t od u both p r i c a r y v i su a l and pr ica ry t a d a r h r g c t t o r t h i " c . i a s i on . l o c a t e d beti1'OCn

Handa an d Naral1a. th e 2 c i t i c s an d t h e ' a r g o t smoar t 0 8 0 t b o r llS a8 i n g l ~r a d ~r e t u r n . I t naa bol ioved t h a t tho t a r e o t could beboI:lbcd by synchroniz ing on the cen to r a t tho r e t u r n No o t t a o t



( ) EnS!!!'( A n t i o . l r c n f t Fg c to r ! ! :

( a ) H i M i o n M lm bo r 2 84 1

t o t 1 .1. Heavy A nt ia i r e ta f ' t D g f q n 9 Q 3 1 % o r o " l i S a•. a o r 282 hoavy guns 10<:o.too i n t ho Osaka. arol l and a t o t a l otQ7 i n th o Kobo a r ~ . Thi.s t a r g e t '11'8.3 l o c a t e d approx imate ly b et" o cn th e 2 do fons os . I t wa s es t i m a t ed tIP. t th e planned approach~ U 1 dbr ine th o a t t ack i n g B-2 9 ' s ~ t h i nTa n g o of a p ~ a x i t t a t o l y~ Of tho guns o f th e vsaka do£00303 and 20 guns o f tho Kobo d o ~fonsoso I t ' l l '4S planned to a pp ro ac h t ho t a rg o t froQ tbo s o u t hWost. Although t h i s approach h3d boon used on past missions . i t

was s t l11 th o bost 8lproach f ro m'o f In k sto.ndpoint bocauso: i t avoid_ed a l l other f lak a ~ a son rou te . i t WClS tho c lo s e s t ax is to thod o ~ n w i n dapproach Which avoided tho Kobo'and Akashi r l a k dofcn3os;most or tho bomb run would bo oVor . s t 6 r , f l ak would bo oncounter-od only on tho l a s t quarter of tho run. and. i t avoidod thoBr e a t e r par t or th o Osaka dofonsos. A broakauay to the 'nor th outof the f'lal( aroo. :fas planned. Following t h i s broakaway. a tu rncas t b c t ~ e e nth o Y.,yoto and Osllka def'ensos was spoc i f ied . On. th eb as i s of th e dof'onsos on tho proposed r un 'a nd th o probablo leogtho f t imo under f i r o , a baso al t i tudo of 19.000 foo t \las planned.

(b ) MiMion Number 285: This ta rget wa s j u s tins ide the Kobo-Osaka dofense 'Zone. I t was estimated t h a t thop la nn ed a pp r oa ch would b rin g th e a tta ck in g B-29 's within effecti'TO rango of 25 guns in th e Kobo' area and 34 guns in the Osakaa r ea . Tho approach to tho t a r g e t . IO'ith the oxcept ion o f a s l i g h tcbaQBC in th e a x i s of a t t ack , ass almost i d e n t i c a l to t ha t p l ~ n o d

fo r &fission Number 284. A baso al t i t u d e of 18,000 feet flasplanned.

(c )Mission NW:!ber 286: I t

was est imated t h a tth o plann ed approach ';lould br ing th e a t t ack i ng :a..29's with ine f f e c t i v e rango of 200 of the 282 heavy guns a t Osaka. Tbis ';lasdu o to the f a c t t ha t the ars en al a rea ' l laS p r a c t i c a l l y cente red inthe h ear t o f a very concontra ted defense . In ~ i t eo f th eg r e a t o r amount o f oppos i t ion . th e p la nn ed a pp ro ac h from tho sou thwest Was considored th o bost ax is o f a t t ack from 3 f l ak s t a ndpo in ts i nce i t Was genera l ly doqnuind and c o s t of th o ru n would bo overwater. A broaka ....ay to th o r i g h t (oas t ) an d ou t o f th e t a rg , J t areawas s p e c i f i e d . T his b ro ak au ay rOlOOvod th e a i r c r a f t f r a n tho defand ..cd a res in the sh o r to s t poss ib lo t ime . A baso a l t i t u d e of 20,000f e o t ~ a sp lanned .

(d ) Mission Number 287: I t ftllI est imatod t h a tth o planned approach an d broakaway \1Ould br i ng tho s t t a c k i n g B.29 's' f l i th in effoct ivo ranse of approximately 71 o f tho 209 h eav y g un s i nth e Nagoya a r ea . I t was planned to approach th e t a rg ot f r an tho~ e s t(Biua Ko a rea ) . This u ould be the be s t ax ia o f a t t s c k froma f l a k s t a ndpo in t because i t ....ould be d o w n ~ i n dand i t would avoidmost o f the f l ak i n cen t r a l an d nor thern Nagoya.' Tho r ou t e t o thoBiwa. leo araa sk i r t ed th e Kyoto defonsos ; h017ovor. on ly meager an dinaccurato f l a k had been encountered thoro on pa s t mdssioDa. Abroakaway from the ta rgo t to the so u th o as t llS8 spoc1f iod . Thop13nncd ro u to o f ro t i romen t o ou ld a vo id th e Handa and Tqyobaahl

doloDSes. Th e planned a l t i t u d e o r a t t ack RSS t o bo 20,000 t o o t .

(0) ! ! iMion Number 28Q: There waa a t o t a l o f



Th e r o u t e would ~ " , o i dth o d of on so s o t Ujiya.JlUlda an i th o bl"ellk: t18y oaa t o bo t o tho e n s t OVel" I s o 11o.n. ;l. b a se a l t i t u d o o f

5 .000 f o o t t10s s p e c i f i o d .

t1 ( r ) Mission I W Q r 2 8 9 : Tho K a g a m i g 3 h B r ~area: ;a s d.efeodod by 18 hoavy g u n s . Tho plnnnod approach t o th o t a r g o t .

; r ~ th o ~ s t (Sit1a Ko"aroa ) . 0 8 3 consid .ored th o b e s t app roachrOC! .:I. t ' lok s t a n d p o i n t , s inco i t ';lOuld bo dount7ind and ".lOul.da v o ' db .1 th o HalilOnatsu defonsos . ' ·!cagor b u t vory a c c u r a t o f l a k ba d

l o o n encOUntcrod i n t h i s area on provious missions a t aJ; i tudcs o f5 , 0 0 0 f ee t . thoroforo . a base a l t i t u d o o f 18 ,000 f o o t n a s t o bo

1 ' lo \ 'n .

(g ) Mission t sPbor 290 : Th is t a r g o t 'I'Ia.'J d e f e n d e dby 12 heavy g u n s . I t u s s planned t o a p p r o a c h the t o r g o t t r a m t h oa o u t b u c s t . avo id ing th O 1 8 hoavy g u n s a t U jiys cado . A s h 3 r pb r c a k ~ o yto th e r i s h t . avoiding th e Toyohashi dofensos n a sP l a n n e d . Tho a l t i t u d e o f a t t a c k (taS t o bo 15.000 f o e t , s in c e th od e fo n s e s in t h i s a r c a 1.1Crc ra t l1cr c o a e o r.

f . ' Bombing'D:l.tn.: For chtlrt of Moon Po i n t s o f Impact .Soo Anncz A . P a r t 1 1 ,

(1 ) Bombing a l t i t u d e s . axes o f a t t a c k . m t i e i p a t o dd r i f t . aD d o th e r p e rt in e nt bombill& d a ta ':I"ore a s f o l l o n s :

Mission Ba:lbing Axis of Length of Timo of D r i f tNumber Alt i tUde A.ttack Ru n Run (D:lgrecs)

( f e e t ) (Degrees) ( mi l e s ) (minuto")

284 19,000 43 41 8, 6 r i g h t

285 18,000 3l!- 44 9; 7 r i g h t

286 2 0 , 0 0 0 43 39 75/6 6i' r i g h t

287 2 0 . 0 0 0 98 44 8i 11 l o f t

288 15,000 16 44 9 3/4 8 r i Gh t

28 9 18,000 86 45 82/3 Nono

290 15,000 37 29 6f 6 r i g h t

(2) Co mp r o s s i b i l i t y naB to be obtained by f l y i n gin columns of squadrons n i t h a minimum time i n t e r v a l bctnocnsquadrons.

g . PofODSivo Ta c t i c s :

(1) F i g h t o r E s c o r t l F i g h t o r o a c o r t ~ t o b e p r o v iod by th o VII F i g h t e r Ccvnand based on 1'(70 1ima.

! I ; ~ ~ ~ ~ ~ ~ ~ O ~ 1Latollt: l n to l l i pnco inP t . . . , r08p:lctho17, were l ~ t o din tbe

Booont s t r ik e s in thoso v o u a t nigh topJIOeUion. HoVfl'l'Or, 831'17 1n Juno,

ft d t 1\1011 t 8 29



( 3 ) ReM:

(8) . u l f l i g h t sqlladrons 00['0 to bo cql.l1ppcd tobarraOO j3lll tho onO'lllY gllo-laying radlU"s io tho 72 to 64 ~ ~ c y c l oand 190 to 210 mess-cyclo r08ioos. Spot ja.1unin8 aa.a to bo O C I P 1 ~ od flOainst any gun-layina: rado.r s i gna l s t h a t might o.ppolU" olltsl.dath e barrage.

(b) I t qa s planned to cont1nllo 5 0 ~ r o hnnd toD l i ' a l l onor.ur r ad a r s i n tho 20 to 3000 l"o1OJ:noyolo r a s i ons . : : n o ~VOico C c r . ~ u D i c a t i o o si n th o 4-25 ~ g a c y o l o . b a n daoro to bo rocordod.

h. Air-Soa RoSCUQ,1 (800 Annox A, Part VII , f o r Air-Soa~ 3 C U OC h a r t . ) Tho navy OM furn ishod f l i t h d o tn i l$ of th o rJ isa1,ons an d . l l lS to provide 1.[10 rollcY.7ins o.ir-soo rescuo f a o i l i t i e s l

6 8ubmarinos , 8 dumbos, an d 3 s u r f ~ o ovosso l s . In a d d i t i o n t .

those f a c i l i t i e s , the navy assicned crash b ea t s in tilO v i c i n i t yof th o B-29 basos for take-offs an d landings . Tho ~ o n t i o t hAirFo re o a s s i ~ o d4 Supor-Dumbos t o o r b i t tho s u b m ~ i n op o s i t i o n s .

3 . EXECUTI(N CF lor:ISSIONS; (For speCial roports on varioll8ph33es o f tho exocution o f these missions, seo annClxes that r o l l Dat h i s narrat ive) .

a . 7hke-off: Take-orfs fo r a l l missions nere Q c e ~ p l i s h

as fo l lo . , . , s :

lussion Aircro.ft l i r s t LastNumbgr ~ Airborne Take-oU Tak e - o t f

284 56th 90 231753 Z 231853 Z

285 56th 88 23l701 Z 23l621Z286 73rd 170 2Jl720Z 231851Z287 313tb 74 231717Z 2318062288 31)tb 41 231715Z 23 181 4Z289 314th 81 231645Z 23 16HZ~ Jill.!! 81 231726z 231620ZT-.1entieth A ir Force -"'6250\< 231645Z 231853 Z

$: This t o t a l docs not include 4 Super-Dumbos, 2 ;rins run a i rc ra f t ,and 1 ~ o ~ t h o rcontrol a i r c r a f t .

b. JbutoOut

I Aircr:lftprocoodcd

iodi vidual ly togroupa ss cs bl y p o in ts . No major n n v i g ~ t i o n a ldoricioncios to asscobly

p o i ~ t sor t3rcot j e re noted. i ~ a i r o r ~ tfai led to b ~ eitherp r i m ~ r yvisual or p r i ~ ~ r yradar tarBots beoauso.of n a v i g a t i o n ~ l

erro r. A frontal p o n o t r ~ t i o na t a p p r o x i r n a t o ~30 dogroes nortbl a t i tude nas accomplisncd ~ t h o u tinoident . Timo c o n s ~inth i s penetration aver3ged 10 minutos.

c . T!lI'gots: (For deta i l s of bl:x.lbil16. aoo Annex E. Consolidated s t a t i s t i c a l S u . . ~ ' \ T y ) .TarGot aroa no.vilption i1aa aocomplisbed by visual ~ n d / o rr ~ d ~ rQ O ~ ~ s .Somo groupe \ ~ r oableto bocb visually and otners found i t necossary to boob pricaryrlld'U' and otbor t!U"..;ets, duo to cloud conditions. 'linda in th ot s r JP t areas nore from 310 to 20 dogroes a t 25 to 22 knot . ro



t O t a l o t e . 'L>i33ion Number 286 , 03als8 Army A.r3Qnal ( 9 0 . 2 5 - 3 8 2 ) : Aal"c.:r. ' a 3 ~ 1 3 . 5 0 0s q u a r e t o c t o r 1 0 . 2 p e r c e n t o t tho o r i g i n a l r o o tbOQbod t h o ~ d ,(A ~ j o r i t yo r th o a i r c r a f t on t h i s n d s s i o n

p r u : u r y r a d a r t< l rgo t3 ) .

A t o t a ld . ~ H s s i o n

NumbQr 2 8 7 . Aichi A i r c r a f t~ o r k s

(9Q,20-1729) :T O o t a r o r 4 94 .1 00 s qu ar o f e o t o r 1 8. 9 p er c e n t o r tb o o r i s i n a l08. 110.1 d8l :1agocl .

123.s.)1 AC ' M i s s i o n ~ b c r290, N11kajin8. A i r c r a f t COinp!lAY ( 9 0 . 2 0 -o r i S i n a l t o t a l o f 5 9 2. 50 0 s qu a re t o e t o r 39.3 pol' c o n t o f th o

r o o t o3roa ':78s damagod.,

~ r r ;:r £//1"'-1CORTIS E. I.oL:..Y

l;''''.jor G e n e r n l . U.S, i ••

COIll1:l:l.nd1ng



·,'>lEX

•

Par t I _ Navigat ion Track Char t

Par t I I _ Mean Points of Impact

Par t I I I - Bombing

P a r t IV _ F l i g h t Eng i nee r i ng R epor t and C h ar t

Part V - Radar

Par t VI _ Gunnery

P ar t VII _ Air-Soo. Rescue Chart

MiNo. $ . 285. 286. 287. 288, 289, Md 290



IIII

MISSIONS NO 2.84-290

DATE U y

- + - -I

731'd

I . l U , l o l

Tabtor t 231711:0Z 231S

LaDdtUl - _ _ 24001282 24001

TlU'set • _ _ • 2<101442: 2<\a:r

Land" El1d _ . et0215% 240et

1 . a D d ~• • _ . 240'103% 2 4 M

"l 'dol1Takeor t - • 231701Z z:51S

LaD4tall 24OlO$Z 24011

Tar, . a t - 240l33Z e&OU

Land ' . end __ 240201Z U 0 2 U

Landing 240'732Z 24lle4,

•

Tar- le t - 2tO'l3Bl

3 U U I W, . .

t i l tH to n PH

Takeoff 231645% 231811Z

L an d ta l l 2<loOl04Z 240lUZ

-..~",P

So . . .

e f

\- L E G ~ N - " .

______ • • \ ~ ; :W I

- - - - - - 3131h n- - X - - X - \ 314 th 11

~ t h Wt

I I h , l P 9 1:rateorr l l : 5 1 7 ~ ~ 231.a53

Lal l4 td l - 240203Z U ~

11 ' ~ O ~ · : ' ; ; ; , ~ ; ~ , ~ ; ; ; ; ~ ; ; ; ; ; ; ; ; ; ± ; Ta r l 6 t 240251z 24032

L a n d ' . !Ild __ 240:51OZ u c n 5 !

Lend1Jl& - 240905% 24010

I3 1 3 t h "ine

Il ss to n , f2 8!

t . - o r r •• -231717Z 231806Z

IoDdfall - - - '''''''''' UOll7Z

. 240125Z 2401 52Z



MEANS t ~ ~ H

P O I ~ T SO F IM PA CT



PART I I I _ BU.mING*

1 . Hission No . 284. SU:::Iita:lO Mct31 Conpany • OsaM:

a . Tho prima.ry t8r80t nas attackod by 2 g r o u p ~a t

58th Wing. Tho visib i l i ty ~ a sexcellent ond a l l fCDmatlonsVisual ru. ' ls . Flak a as o od erat o and accurato, but excollenttl'as accanplishod regardlass .

th o" , " , 0

bOClbing

b .squadron inattacked a t

Bombina alt i tudes nore 19.900 t o o t beso f o r tho loadaach group. \ 7 i th thc second and third a i r squadronsin torvals or 500 foet abovo tho load squadron.

c. Tho groatost diffioul ty oncounterod \70S smoke in thotarget area uhioh part ial ly obscured tho oimtn; point . Reforencoand offse t aimina points nerc used an d bombing uos accbcplished 3 S

planned.

d . Tho i n i t i a l point and axis or at tack l70re reported asexcel lent . The average d r i f t roported uss 3 deGraeo r i s h t . Compress ib i l i ty for the 2 @Toups uas 31 ~ n u t o a .Bombing accuracy' I i8S exce l len t , rti th 55 por cont of th o ba"olbing boing ';ii th in 1000feo t of th e a i r ~ n gpoint .

2 . Mission No. 285. Ka"anishi Aircr3ft Company.:

a . Tho primary target -.-tas attackod by 2 Qrooups of the58th '.7ing in a cb.yl1ght foroat ion a t tack . ScvQnty':'soven a i r c r a f tbocbcd the primary visually f roc an alti tudl3 of 19,000 f ee t . So!:le

di ff icu l ty gas encountered by forn3tions bO@bing l a ta uhen sookoobscured the t a r g c t ~Offset and re fe renca point s igh t ing uas usedu i th excellent resu l ts .

b . The i n i t i a l point and axis of at tack nere reported asexcel len t . Averago d r i f t roported uas 3 degrees r igh t . Compressibil-i t y fo r the 2 Groups ~ a s 14 minutes. Bombing aecuraoy ~ a sexcol len t .n i th 49.2 per cent of a l l impacts baing ui th in 1000 fee t of thoaiming point .

3. Mission No. 286, Osaka Army Ars9nal:

a . Tho Osaka ~ t r Arsenal nas attackod by 4 Groups ef the73rd ~ i n g . An undorcast over the t a rgo t prevontod thl3 QQjorityof a i r c r a f t frCll:lJ. bombing tho prinary visual ta rgot . Four 9qU!l -

drons ~ e r cablo to use sene t ecporar i ly vi s ib le check points and !:l.3kcruna of very a ho rt d ur ati on on the p r i ~visua l t a rge t by off se tand roference point procGdures. Tho remainder of tho force bo.,,:,;bodthe p r i ~radar target , K u ~ a n aUrban Area, through a completeunderc9.st.

b . The undorcaat over the t a rge t aroa uas tho grea tes tdiff icu l ty encountered. Fiv e a i r c r a f t reported m3lfunction of



lu Mission No . 287. Aichi A ir cr af t P la nt (Ei toku) '

a . '1';,0 Groups of the 3l3 th '"Ting attaekod t ~ oAichi Airc r a f t Plant in s 'dS¥ligh t formation s t r i ke ~ t h66 a ~ r c r a r t .Thobomb in s a l t i t u d o , 2 0 .0 0 0 foo t , ~ a s th o base a l t i tude t o r a l llead squadrons l1ith th e second and. th i rd a i r squadrons in cach

Group stackod a t in te rv al s o f 500 t e e t . The pr imary t a rg e t~ a s

desiBn4tod as both primary v isua l and pr icary rada r. 9/10 to 10/10uooerc3st provai lod in tho t a rg e t Broa prevonting visual bOfilbinsa nd boobing U 3 S sccccplishod by the ra da r d i r e c t synchronous <:1Othod.

b. Five a i r c r a f t t a i le d to jo in t ho i r squadron t o r ; : u -

t i o n s a t the assocbly arca snd bombed t3rget .s o r o pp or tu ni ty.

c . Tho under cas t in th o tox gp t aroo nos tho only d i f f i -cu l ty encountered . Bombing r e s u l t s uoro unobserved. " cu ov er, loadcrc'Q rada r t eacs reported good radar runs an d i t i s belioved thelJission ~ 1 a se f f e o t ive .

d . The i n i t i a l p o i n t aoo ax is of a t t a c k nerc repor t ede xc e l l e n t . Avcraso d r i f t repor ted aas 3 degrees r i g b t . Coopress ib i l i t y f o r the 2 Groups uas 27 u i n u t o s .

5. r. l ission No. 288. Tsu Naval A ir c r a f t Fac to ry :

a . The Tsu r ava l Arsonal un a des igna ted a s tho p r i ca ryv isua l h r g c t fo r 1 Gl."oup o f th e 313th 17ing. Te n- te nt hs u nd crc ~ s tin th e t a r g e t area prevonted bocbing 'of th e pr imary v i s u a lt a r g e t . The Group b<:cbod th e c i t y of Tsu. p r ioa r y r a d a r t a r g e t .Bocbiog i 7 M acooIilplishcd by r a d a r d i r e c t synchronous J:lCthod.

b . The o i s s i o n \'tas br ie fed fo r 4. a i r sQU9.dronsj hO:7ever,i70ather condit ions prevented the a i r c r a f t from a s s ~ l i n gaccord ing to plan . an d format ions ~ c r eassembled and bombed th o pr inaryr a d a r t a rgo t s as f o l l oqs : ~ a i r c r a f t , 8 a i r c r a f t , 5 a i r c r a f t , 10a i r c r a f t , 3 a i r c r 3 f t , and 2 a i r c r a f t . Four a i r c r a f t baubed th op r i! ll t' y r a da r t a r g e t ind iVidual ly a f t e r f a i l i n g t o j o in a fOI"!:1a-t i o n . 'fuo a i r c r a f t baJbed t a r g e t s of opportuni t y .

c . The c i s s i o n uas cons idered '17611 planned . Th e avorago d r i f t repor ted f o r th e a x i s of a t t a c k , \'tas 2 degrees r i g h t .C o o p r cs s ib i li ty f o r th e group \'tas 27 u i n u t e s .

6. Mission No. 289. Mi t su b i sh i A ir c r a f t Company I

a . The Mi t s u b i s h i A i r c r a t t P l a n t ' l78S dcs1.gD!lted a sp r i c a r y v i s u a l t a rge t f o r 2 groups o f th e 314 th J i n g . Ton- ton thsuodercas t prevented boubing of th e primary v i s u s l t a r g e t and tho 2Groups bonbcd tho c i t y of Tsu, the p r i ca ry radar t a r g o t .

b . Bcobi118";las aocanpl ishcd by tho r a d a r sohronous method. No d i f f i c u l t i e s i7ere encoun te red .d r i f t repor ted ";laa 3 degrees l o f t . Compress ib i l i t yCk'oups ~ a s 16 c i n u t o s .

d i r e c t synTho average

f o r the 2



b r Tho rniasion qaS considorod 07011 plannod. Average~ t ' tropor t ed ':las .5 dogreos r i g h t . C o c p r c s a i b i l i t y f o r tho 2

ups goas 18 IIl1nutos ...

PART f' J _ FLIGHT E i l G I l ~ H C

1 . Narra t iyg o f H i u i o M a s FlOjID:

. a . Cruiso to tho UainlFmd: Individual climbs ucto o.3do1Qmediatoly a f t e r take-off to a l t i tudos b o t ~ o o n) .000 to 9,000f o ~ tqhoro th o i n i t i a l cruiso qes florro. A s s ~ l i o s~ c r ofJadoo ff tho coast of Japan.

t ion a tb . .Bor.tb Run: &x:bing mlS conducted by squadron

a l t i tudos b c t ~ e o n12,000 on d 24,000 f e o t .foriltl-

c . Return to &"\S8 I Roturn to the bOoso r i M conducted b yind1vidual a i r c r a f t ~ i t h o u t · d i f r i c u l t y .N U n i ~ u crue l ~ o sused

by a i rp l anes cruising a t 14,000 to 16,000 feo t and doscending250 foot per I:Iinuto in to tho t r a f f i c p a t t e rn . l.1axil"J\.lC rangespeeds as specified ~ t h i s headquarters gavQ tho best fu e l conSl.l::lption.

2 . 'Commentsr Par t or tho a i r c r a f t of the 3l4 th ~ i n gca r r i edboob ba¥ tanks . The 58th !1ill& landed 36 a i r c r a f t a t 1\10 J ioa fo rfu e l .

3. Exhibi ts :

a . For h is to r ica l record , sea the Chart th3t fo110us.

b.S t a t i s t i c a l

For fu r the r inforr.J.ation. sec Annex E, ConsolidatedSu=ar-,.



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PARI' v _ RAD./ffi

~ . Eguipmpnt POrforrngncQ ~ ~ A P 9 b 1 3 :

a . N U c b G r of so ts operat ivo a t t aka-off - 596.

b. 1'b::lbor of so ts operativQ ovor t arget - 555 (97:.1).

c . Jh.lc.bor of 1I0tll oporat i vo on l ard ing - 545

d. Nucbor o f pIanos usiOG azimuth s t a b i l i z a t i o n - 322\58%).

o . ~ G ro f so ts fa i luroa in load pIanos - 3 ·

f . Avor.J8o l!llU"icuo. rango of t a rg e t s in M u t i c a l miios l

63 a t - 5 .000 - 10,000 feo t70 a t 10,000 - 20.000 f e o t

g . Average ~ ~ l range o f beacon i n nau t ica l ~ 1 e s l

11 3 a t 5.000 - 10,000 f e e t12 1 a t 10,000 - 20.000 f e e t

h. Average naxicum rango o f Japanoso coas t - 56 n a u t i c a lc . i l e s .

i . Considerablo in te rforenco \"las encoun tered :7i th o the rradar sets- a t l a n d f a l l .

j . Tho 313th '.7ing had r ec u rr in g t re u bl e m. th selS'Jngene ra to rs and tho 73rd ' ling had r e c u r r i n g i n v e r t e r f a i l u r e s .

2 . RadW Bombing AN/APQ-13:

a . Briefing Clater ia l uas reported by ' a l l m.ngs as beingo x c e l l e n t , vi th tho except ion o f the 73rd Wins, which roportedtha t the Air Forco s t r i p rras inadequate and ~ a s supplcnentcd byi t s oun radar s t r i p s .

b. Targe t s ~ e r ea l l s a t is f a c to r i ly i d e n ti f i e d .

oathods.c . Methods o f re l ea se by radar: D i r e c t s yn ch ro no us

d. A to ta l o f 329 a i r c r a f t dropped on 45 radar r e l e a se s .

3· Loran !PM-4. ArN-91

a . 1'bcber of f ixos roported _ 3547.

b . Antenna usod. ond useable maximum range .

Fixgd Antgnna. Tt3 i l ing Antpnn" Corw nd



e ~ Location at ~ b i c hturned on and off as per SOP.

b . AveraSQ numbor of times chockod • p .

c. , Malfunctions reported. NOne

5 . , Absolute Al t l g o t o r • SCH • 718:

e . , Munbor of opcra t ivo sots - 326.

b . NUmber of inopora t ive s o t s . - 2 .

1. No. of AlC f i r ing I 2

2 . Avorago t u r r o t load :

tlF1950

UA

968.811025

l.l:906.5

3., No. o f rounds fired i n Combat: 50

4., No. of rounds used fo r te st f ir in g: 51,396.

5. Q.l.ns 1.00000: 58th ~ 1 i n g73rd l:riMf h t Cold

313th ',Jing 314th l i n gHot Cold

6. MalfunctionSl C.F.C. - Slugais back out r e l ay, UP t u r re t

fa i led to opcratO, Tail t u r re t f a i lu r e , Selsyn out a t zero 180°,leak in a ir hoso, nose s ig ht i no pe ra ti ve . serVo ou t . Cal • • 50 H.G.Link jam., broken ojoctor, ';,/orn oxtra.ctor hook, B e l t melding ps""lp in out, charger o u t · (4) unlatched covor, t iming o f f . shor t r o ~ ~ d

7. Equipment operation (Total pcrcent9fiQ opera t ivg) .

C.F. C.

991

Cal • • 50 M,G.

8.fo r t e s t

Rornarks I

f i r i n g ,N b ~gunners used l a rgo amounts o f a oc un iti oo

• Based on ",711'18 Qmnory Off ice rs I Roports.



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PART J71I

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A - SUPER

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B

I7EATHER

Par t I - :7cathcr Sw!Jnnry

Part I I _ Chart - Forecast ~ c a t h c r

va. Observed ~ o a t b o r

Par t I I I - Prognost ic lobp

Par t IV - Synopt ic r4ap

M i n i o N 264 265 286 287 288' ?S "M' i s



Ba.!Ios:

PART I _ FINAL \1EATHER SUl'.MARY

5/10 lo u olouds , baso 1800 f t , tops 8_10,000 f ttops to 18.000 f t and scattered middle and high

Fcascattered 3ho\7ors.

rl i th forIclouds.

Kvushu:

Targets: Tokyo;

Route: To leoN: as bases.To"19 0 N: lino of built-up low clouds ~ i t htops to 1012,000 f t with brOKen layers of rudddle and h ig h c lo ud sabove an d scattered shonors.To 30 0 N : 3-5/10 10\7 clouds, baso 2000 f t , tops 5000 t t .To 320N: 8/10 lo u c louds. ba se 1000 f t , tops 12-16.000 f tni th seeo to 25.000 f t in front , and 5/10 layered middleclouds a ~ d5/10 layered high ·clouds.To coast: rapidly decroo.sing 1017 and middle clouds totarget .

7/10 l o ~ clouds, baso 1500 f t , tops 4000 f t breakinginland frODl coast to 3-5/10.

Nagoya to Kur c : ] /10 10"7 clou ds, base 2000 f t , tops 6000"""" .... -" ' '- ' ' ' ' ' '" f t ';l'ith 3/10 triddio clouds 16-17,000 f t .

3-5/10 lo u clouds a t 3-5000 f t m th 7/10 r::ti.dd1eclouds a t 14-16,000 f t and 6/10 high clouds a t26.000 f t .

OPERATIOlW.. FORECAST

Bases a tTako-off:Scattercd loa, I!Iiddle and high clouds.

Route: There 17ill be scat tered 1017, ~ d d l eand high clo ud s to28°N with broken l o ~an d touering CUQulus and s h o ~ e r s

a t 21 oN. PrOD 28 0N to 300N there ~ i l lbe broken lou,ciddle and higb clouds. A f ro n ta l zono bot17oen 300N Bin32 0 N ";7i11 give overcast lCY.7. oiddle aoo high clouds tTi thoodorate rime icing an d shO>1ers. Froo 32 0 N to t a rge tareas thoro ~ i l l be broken 1017 and sca t te red Luddle an dhigh clouds.

Targets: Osaka. Sumitoma an::! Tak &a;q k a : 5/10 cUDUlus. base 2000r t " t o p 5-7000 f t i 2/10 a l to s t ra tu s a t 15tOOO f t ; 2/10cirrus a t 27.000 f t . 1inds a t 20 t OOO i t u i l l be 280 0 a t30 kb.ots.Fuj i . Ranada. Tsu. and Eitoku: 6/10 cumulus. base 2000 f t .top 5000 f t i 2/10 a l tos t r a tus a t 15.000 t t 6 1/10 cir rus a t29,000 f t . Uinds 3 t 20.000 f t u i l l bo 280 a t 35 knots .

Basos on

Return: Brokens iOllo'3l

lon, scat tered middlol ight shot7ors.

and high clouds ':71tb occa-

0BSE1NED UEATHER

Baaos a t



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I l . W 9DI No. 28.4. 285. 286. 287 . 288' 2&9. m 290



PART I _ ReM:

1 . Purposg:

a-' To Diy enocu r a d a r s .

b. To co:::lduct a general search of enco::t( r ad ar s in th o 20::1C l"CBions".

c . To barrage j a o oncqy sun-laying r3 d ar s in tho 12-84 a190-210 ll1C r ag io n s . an d to spo t j a c any gun · l ay i ng r.3d::lr el .gnals tappeared ou t s ide tho barrage bands.

d . To contuso g u n ~ l a y i n sradars by th o uso o f r o p e .

o. To sca r ch fo r and record o n o ~voice c ~ i c 3 t i o

2 . Methodla . Forty-ono ReM observers par t ic ipated and usod tho fo1

ing oquipcent to 3.ccOl:lplish the search and jar.r.l lng: "393 - APr- l .APQ.-2; 10 - ARQ.-8; 24 - API'-3 ( l b H f i o d ) , '40 - AHl-4. 2 - APR-5. 3ARR-7. 6 - APA-24. 8 _ APA_6, 20 - APA-ll. 12 - ANQ-2 and 2 - A 1

b . Each s t r i k e a i rp lane 'j'as equ ipped ' ;l ith 1 o r coro ja:so tuned t l a t the individual f l i g h t squadron ';las Dade so l f s c r e

by J8l!llling tho barrage h a m s . The barr3f ;O '\'las supp1encnted by tbof spo t jacuors .

3. Resu l t s :

a . Scventy-one i n t e rcep t s ilere recorded a : d a re l i s t e d aen d of t h i s sec t io n .

b . The barrage ~ s repor ted a s continuous except f a r sos c a l l saps ....bich ....crc f i l l e d .... i t h spot j a a ~ s .

c . A si.gnal l 52 / l010 / (Shor t ) nas i n t e rcep tod co inc iden tf lak f ro c 2 naval vesse ls . Tuo jacmcrs u_ro so t on t h i s frequencysucceeding f l ak burs t s n ero c orre ct in azimuth and 3000-4000 feo tfo rca t ion .

4. Rcl:U)rks l

a . A 3.81 oe CIT s ig n a l ;188 i n t e rcop ted a t 3420N _ 1351an e n e ~voico t r an sc i s s io n on 4.48 me was i n t e rcep ted a t 3500N -

b . A 24 7 oc tone n o d u l ~ t e ds ig na l nas in tercepted andl i eved to be a beacon of soce s o r t located along thG coast in tho3kISBr--13510E v i c i n i t y. The o o d u l ~ t i o nconsis tod a t an 8-socondtollo::od

by acode group e f

3l o t t e r s an d then

aDOthor8-aocond

e t c . '!bo signa.l appearocl. to bet COl!linS frOCl a d i r o c t i o M l 'U1tennaro ta tod a t appro.:dmately 6 RPM.



PART I _. NCM

1 . Purposg:

s ' . To DIF onorw radars" •.

b ~ To conduct a genora1 soarch of o n o ~radars in th o 2mc regions".

c' . To barrage jam onemy gun-laying radars in the 72-84190-210 me regions . and to spot jal:l. an y gun-laying r ada r s i g n a l saPPClared outsido the barrago bands.

d. To confuso gun-laying radars by tho uso o f rope.

o. To search fo r and rccord onomy vo1co canoun1c:ltions.

2. Method:a . Forty-ono RCM obsorvers p a r t i c i p a t ed and usod the fO

ing oquipl:l.Oot to ~ c c o l : l . p l i s hthe search an d j ~ i n g :'393 - APT-I,APQ.-2; 10 • .ARQ..8; 24 _ .API'-3 (Mcdif ied) , '40 - Arn-4. 2 - APR-5.ARR-7. 8 - APA-24. B - APA-6, 20 _ APA_ll. 12 _ ANQ-2 and 2 - AN

b . Each s t r i k e a i rp lano ~ a s equipped gi th I or mora jaDso tuned t h ~ tt h e indiv idual f l i g h t squadron nas ~ d cs e l f screenby jamuing tho barrage b a m s . Tho barr3f;e 't1as supplel:lCntod by tof s p o t jammers.

3 . Res u l t s :

a . Seventy-one i n t e rcep t s "I1ere recorded and a rc l i s t e d acnd or t h i s scc t io n .

b . The bar rage rras repor ted as continuous except fo r ss c a l I saps ~ h i c h~ e r ef i l l e d ~ i t hspot j ~ l c r S .

c . A s i g n a l 152/1010/(Short ) ' t18S i n t e r cep t ed co inc idontf l a k f roc 2 naval ves se l s . Tno jammers u_ro so t on t h i s frequencsuceoading f l a k burs t s 't1oro cor rec t in azimutb an d 3000-4000 f eef o r n a t i o n .

4 . Remarks:

a . A 3.81 cc C ~ s ig n a l was i n to rcop ted a t 3420N - 1351an ene1l\Y voice t r a n s c i s s i o n on 4.4.8 mc was 1ntorcoptod a t 3500N

b . A 247 cc tono m o d u l ~ t c ds i g n a l "1138 1ntarccptod and11eved to be a beacon of some s o r t l oc ate d a lo ng tbG coast i n th3 4 J 5 ~ - - l 3 5 1 0 Ev i c i n i t y. The l:l.odulation cons is ted of an a-second

tollo':7od by a codo gt"oup of 3 l o t t e r s an d t ha n a no tb er 8-oaoconde tC. The s i g n a l appeared t o bo coming from a d i r o c t i o M l f\11tcnnro t a t ed a t approximately 6 RPM.



! ! P. . ! ! !

LIST 07 I ~ e E P T S

00036 020' " 29001-1 13910E 072445 1330 21 121 ,0004, 0900 00 3220N 13620E 072445 0949 21 121 ,0004a 0250 .. 312SK 13507E 072445 092'7 21 121 ,000 . . 0360 42 3150N 13500E O?244 ' 1040 21 121 , E'ii eE looo'a 0<00 12 3205fT 13635E 0 7 2 . z ~ 50942 21 121 , El1 eS I

ooo 'a 0360 54 2950N 138001: 07241,,5 1035 21 121 , ii' eE l00070 0<73 30 3gSli 13655B 0 7 2 ' ~ ~ 50933 21 121 , "" C3.100071 0600 55 3H7N 13547S 072",.;5 0934 21 121 , r:r CEI00072 0920 00 3430N 13650E 0724<.5 1141 21 121 S00073 1000 00 3303N 13550E 072415 2201 21 121 S00074 0' .50 00 3'¥251i 13650E 072-3-45 1HO 21 121 S E"J CHI00075 1000 00 3 1 2 0 ~13730E C 7 ~ ~ 5092' 21 121 S00077 1000 00 3300N 13722E 0724-15 oaoo 21 121 S00077 0350 00 3OO0N 1 3 7 , ~ 5 Eon"*,,15 0955 21 121 S "" 02100078 1000 10 32103 13630E 0 7 . 2 · " ~ 51022 21 121 S GL O'!'A030007a 0410 00 3-125N 13650E 0727015 1 1 · ~ 21 121 S z:: CEI00078 0900 00 3510N 13725E 072715 1130 21 121 S r:r OS100079 1990 05 3445N 13547E 072145 1103 21 121 S GL 0'!'A03OOOao 0-190 ·w 3306N 139·WB 07 2 ...... .15 122-1 21 122 ? E'; 0:::1OOOao 0400 00 3500W 13650:£ 072'1-.15 1129 21 121 S El1 CHI00081 0350 00 :3105N 13555E 072'.l-1-5 1022 21 121 S Ei: 02100081 1000 00 3120N 13730E 072'7·.15 0925 21 121 SOOOa2 CY.:72 "" 3110N 13720E 07.27":'5 0920 21 121 S E:' 03:100090 0137 00 3-.121N 13650:£ 0727·.15 11".<0 21 121 S El1 00101020200091 0475 20 3358li l:3-128E 072445 1022 21 122 F E:i 00101020200094 o o10 3250N 13520E 072".:'15 1055 21 121 S El100095 0355 32 3 1 5 3 1 ~136453 0721(5 0937 21 121 S ' . Ii 00101/)20200096 0 2 - ~ 00 3417N 13550E 0721·15 1137 21 121 S ",: 00101020200099 1500 00 3230:l' 13700E 0721-15 0935 21 121 S00099 0132 00 :5-1l5N 13550E 072145 11:50 21 121 S .:;: 0010103)200106 0750 00 3300N 13630E 0 7 2 7 ~ 50955 21 121 S "" C3:100107 0111 00 :y ...."OH 13652E 0727'5 IH2 21 121 S $:- oo101c20200107 0 = aD 3250:;- 13600E 072745 0959 21 121 S "" 0010103:200108 0635 ·0 0 3 1 2 0 ~13730E 072'745 0925 21 121 S 'E"7 C010102:000115 0000 00 3-1-15:-7 I3600r: 0727-15 1 ( ) . ~ 5 21 121 S001-15 0(-65 oa 3335N 133-'l2E 0 7 2 4 ~ 51000 21 122 ? Eli 001030003OOH.6 0.;60 3a 3350·' 1:!500E 0 7 2 - ~ " ; ' 51200 21 122 P "" 001G:30oo00147 1010 05 3353:'i 13508E 07Z·: .. ::.:5 1200 21 122 p z.:- 0060400147 0180 07 30Z8N 14019:: 070145 1'148 21 122 P E,; 001030003OCH·8 0500 03 3457:;- 13635E 0 7 2 - ~ 51117 21 121 8 E\;" 00103000300118 0500 05 3505] 13500E C?2·g5 1115 21 121 S :so::001030

00150 ().'"&82 04 3320N 13540E 072tY..5 1145 21 121 S E:: 001030C000153 1010 03 32'::'5N 13600E 0724-':'5 09"::8 21 121 S ~ 006Q.100153 0500 25 3130N 13700E 072'Y.,5 0917 21 121 S

~ .

001030003.'00152 0500 W 3I2Z-1f 13612E 072445 1007 21 L22 p Er.' 00103000300154 0000 06 3416N 13559E 072'M5 1059 21 121 s I I

00155 0510 00 3:330N 13600E 072·1-:<5 1020 21 121 S E· · 00103000"00155 0398 05 3305N 13600E 072-'"zo15 1128 21 121 S r.1 ool030OC00156 0500 06 3t::3li.'l 13522E 072-145 1102 21 122 P E,; 0010:;00000156 0486 06 2705N 14212E 072415 1521 21 12 Z P Ell 00103000300156 0".<30 07 31·15U 13200& 072·1-:05 1604 21 122 P E'- COI03000,00157 0500 05 3355N 1 3 5 1 $ 072445 1050 21 122 S r.1 0010300000158 09"" oa 2800N 14300::': 072-:·15 07-10

21 122P Ell· OOSO-;

00158 0490 12 2705N' 11212E 0 ? 2 ~ 4 51606 21 122 P Ell 0010300000160 0450 oa ~ O N 13638E 072-X5 1200 21 122 P '" 001030:J0



--0016-1 0700 05 3:550K 13650E 072,1<:5 1051 21 121 5 '" 00103000000155 0- .. 55 05 3236i'l' 13530E 072745 1200 21 L22 P E::, 00103000300167 o o07 3340N 1351SE 072·;'·15 103-1 21 121 5 '"017S 1500 0., 3250N 13550E 0724;'S 1017 21 121 5 El l0021.1 0000 02 32'10N 1350lE C?2·}-:5 1023 21 122 " Gl. OQ<'..ol

00215 1020 01 330Sii 135-15E O ? 2 , ~ . r . 51024 21 121 5 GL OO-:.Ql00218 0-1·55 06 32S7ii 13503E 0 7 2 , ~ ~ 5102G 21 122 P00238 2000 02 3-Y..6N 13721E O n - K 5 11:30 21 122 P GL OO'AOI00238 O<so 2 . 3510N 13637E 0 7 2 ' ~ " 51120 21 121 5002-:10 0000 01 3:555i T 13510E 072'HS 1038 21 121 5 G1 00-10100270 0820 00 3310: ' 13615E 072415 1015 21 121 S

PART I I _ RADIO

1 . s t r ike Reports : There ',7ere 69 s tr ik o r ep or ts reeoivod duing theSG miss ions . Too reason fo r thG excesaivo number o f ba:::bsallay c.ess.3gos 'Ilas duo to tho largo nunbcr of h r g c t s . The 313thr op or te d r ec ei vi ng 6 contact repor ts (sh ip s igb t ings) d ur in g t he semiss ions .

2 . Fox Transnissions: Tho 4 S'ings pa r t i c ipa t ing in t hese csions avoraf3;od only 73.1 par cant on a e r i a l operators eopying Foxsages f ran tho gt'ound s t a t i o n . Follof7ing i s a pcrccntago brcakdotmWing a i r c r a f t opcrato ts logging - F - type ' c . c S S 9 g c S tranSI:littod f rowground s t a t i on : 5 8 t h . 69 per cen t ; 7J rd . 87.8 per cen t ; 313th , 7por cont , and 31 4th. 6 1.7 por cen t . BiBbost reason fo r ~ operanot rece iving these D CSS3 g cS '.1aS atmospheric i n t e r f e r e nc e . \ 7 h i e h

very heavy over tho target a r e a ! . o ther rossons included o ff watd i r ec t i o n of airp lano cornnander, guard ing a i r sea roscuo f requencia i r s ick , helping nav ig l to r on Loran f ixos . and onemy i n t e r f e

tho s t r i k e f roquencies .

3 . Frequencies: _Heavy stmospheric i n t e r f e r e ~ c Gnas e n c o

by a l l a i r c r a f t r ad io o pe ra to rs over t h e h r g c t a rea . The 7Jrd :used i t s nculy assigned 3160 Kes froquency fo r the f i r s t t ime at1dported t ho f rc qu on cy <1;' having a good s i g n a l . ':lesk t o modC!',te 0

torforenco u as e nc ou nt er ed on th i s f r ~ q u e n c yduring tho ~ n t i r on

Pollo'l7ing i s a porcenta.::,o broakdoo;m o f t r a f f i c per froquency: 8 .cent on 3 c.cgacyclcsi 28.3 per coot on 7 ccgacycles i 62.8 per cen11 megacycles.

4. Navigational Aids: There I7crc 2 reques t s fo r HF/DF b e :

roceivod by the r;'lDg ground s t a t i o n s ; both wore obta ined . On.: cogoncy f ix "a s obt:rinod and 2 HF/DF bear ings n or o o bt ai no d f ron th111:1ll l l CS s t a t ion_ Condor Baso. Saipnn. ' rece ived 2 requos t s fo rl 6 b i b h b i d ~ e s h l b d s



e f f e c t i v e .

6. Enomy 'Iran.tm1$§ionsl Tho follO<T1ng inc idonts of jar.ming.o n e ~t ranSmissions. and intorforonce ~ ~ r erecorded during theso oa i o n s ~

~ . 1020 kcsI unroadablo voico ( roo 2100Z to 2110Z ~ 3 S et ' rect ivo .

b . 6615 kcs I

(1 ) ev transc1ssions froD 1745Z to l805Z w ~ r eo f f e c t i

(2) e. l ' t ' ith c3118 71K an d 9M botucon 21377. 3n d 2207an d t roo OOOOZ to 0030Z uas } I lr ti a ll y e f fe c ti v e.

(3 ) BuzzsaOf a.'1d, e:1 bot;oooen OlOOZ and o60oz aas o r t c c t

c . 10305 kcsI err uhlch soundod l i k e sOQOono holding t r am i t t e r ke y d04rt ~ h o na i r c r a f t a t tempted to aond a ccssage . b c t ~

0300Z to 0530Z .. 1r.lS . o r y e f fo c t i v e .

d . 3160 kesl

(1 ) Eno::v C'1 over t a rg e t a r C 3 l ' I88 p a r t i a l l y cffoetiv€

(2 ) Jap CJ a t 2200Z l7as p a r t i a l l y e f f e c t i v e .

(3) ( ; J t r e o unknlmn s t a t i o n botween 1030Z and 1130:p a r t i a l l y e f f o c t i v e .

c . 6055 k C S I

(1) Enot::J;,y C;I and H/T a t 0J29Z'I1aa e f f e c t i v e .

(2) S t a t i o n · a ~ 4 ·a t 1859Z blocked t i o e t i c k 'I1as ve

t i v o .

(3) Jap C ~over Jap mainland was p a r t i ~ l 1 ye f f e c

(4 ) · ~ , m "an d IV'SI between 0030Z an d 01453 ~ c r oef

(5 ) Jap voice a t OlOOZ ~ 1 a svery e f f e c t i v e .

(6) Voice s t a t i o n s ~ i t he xc o ll on t s ig n al bu t poor ra b i l i t y bat'l1een 2219Z and 22303 ~ e r overy o f f o c t i v e .

f . . 10880 kea &

(1) EnellU C\l over Jap mainland MllI e f f e c t i v e .

(2) B:l8Pipo JalDing a t 0120Z l u t i n g approxioo.tel,yminu te a n s p a r t i a l l y e f f e c t i v o .

g- 3410 and 7110 k c s ~ Nbg11giblo.



j . 7415 kcsI s ta t ion 5DP soru;Ung V's and t r a f f ic was voraffec t i v o .

7. Distress I The 58th . 73rd and 313th vings reported no d is t r

t r a f f i c on t he ir s tr ik o frequencies. Tho 3l4th ~ i n greported a aoro t trlln5D1ss10ns botweon the a i r ground s ta t ion and a B-29 c irc l ingovor a yel lo" sea oarkor. A. fb : : ' las obtainod frOOl ...... CS. This in1'ot i o a lJa.'!l forvardod to Mission Control .

8 . Equipment lllalfunetioni AN/ART-l3: 1 inoperativo; 1 shortout; 1 ~ a o o t o rburned out; 2 f ixed ~ n t e n n a sbroken; BC-348 I 3 inera t ivo; A N / ~ ~ 7 :1 inoperativo; 1 i n d i ca to r inoperative; 4 sensotennas brokon; 1 tu nin g c ab le inoperat ivo; RC-43: 1 antenna brokenl i g h t s continuously; SCR_522: 2 inOpcr3t ivo; 2 c ut ti ng o u tj 1 ch3B. C and D, inoperat ive; 1 t r ~ n s o i t t e rinoperativo; SCR-274N1 1 iera t ive ; Intcrphonol 2 Dicrophone s n it c ho s i no p er a ti ve ; 4 jackbexloakasc; 1 foot ar.ritch inoperativo; 1 t h roa t microphono inoperat ivo;

~ I 4 inopera t ive ; 3 woights l o s t ; 3 s t i ck ing .



D

I N T E L L I G ~ E

Part I - EncJW A ir Opposi t ion

Part I I - Encoy Ant ia i rc ra f t

Part I I I - Denage AsSQ9sccnt

Jrli8!iona No, 284. 285. 286. 287. 288. 289 . . . 2 ' 0



PAfl'l' I _ ENEMY AIR OPPOSITION

1 . Tho 4-;11'108 dayl ight offo r t Against t a rge t s i n the OS3}tIl-Narea evokod no e n e ~f ight or a t tacks . al though a coager 25 to 30 i nCoptora ~ o r ea irborne . ' Tho o n o ~f ighters ~ o r osoan on tho T a k ~

Tau, an d ~ n d as t r i k o s . ind1cat i"G tOkon ro s i s t jnco o v ~urban areaonly. Acong th e f ighters soen \7erO a fe":/ Jacks , an IrVlng, an d o th~ d c n t i f i c df i g h t e r s . I t uas not bolievcd t ha t tho p c at hc r p ro hi bi tf l g h t c r opposi t ion . Consequently tho pauci ty of oncoy f iGhtors ~ a

t r ib uto d to tho Japanese conserva t ion po l i cy.

2 . 'Ihroo groups of P- 5 l ' s s t ru ck a t t a rge t s in tm O s 3 k a

a r c s a n hour p r i o r to tho 8-29 s t r i k e s . The Mustangs co t no c ~f i g h t o r s .

NOTEf This r epo r t i s based on evaluated in fo roa t ion ava i l ab le a f t e

the ca :lpl ia tion of tbo Consolidatod Sta t i s t i ca l Sw:Dnry.

PART I I _ ENEMY ANI'IAIRCRAF'I'-

1 . l'1;;1sion No. 284 - S m j t m o Li,....ht b\:,tal In d u s t r ; r. OsMa:

a . The primary target *as boobed by 82 a i rcraf t of the 5:1iDg bet-:1o:!on 0251Z-0,322Z froc 19.900-22,100 foet , Axis of at tackiad froc 45 to 5 3 d eg ra cs . '103tbor mts rop or te d a s CAVU-3/10 overt3 rgo t .

b. .En route to the tarGCt meJger, inaccun te , and he:!.V'J'\JaS encountered. a t Yura (on Atmji Shioa) and f rou . the peninsula N'.1akayaa3 •

c . Over tho t a rget t l ak rras described as coderate to in taccurate and heavy. Ca:lpression ,of forces vaa accOt:1plishcd as ca nseon ! raJ . the follo':ring t ac t s : Four bOl:lbing torcat ions \lCrC overtar6et in a 2-cinuto in terval . Tllonty-tqo ninutes l3 te r 2 noroing tcreat ions ~ e r eover in a l -o in u tc i nt er va l. The l a s t f o ~

came in al6ne 6 oinutes l a t e r . All fOI"03tiona reported c o d ~ r a

tense f lak . bu t tho l a s t fornat ion cowing in 6 c inu tes behind thesoonod to recoive the Dest in tenso f i r e . This i s as expected. sinone ta rna t ion was insuff ic ien t to aa tura te tho dotensos. This pal a r toreat ion encountered a ser ios of predictod c o n c e n t r ~ t iof300 b u r s t ~in 3n oval pat tern 500 t e e t deop and 2500 foot ~ i d o

a i r c r a f t ~ n the tormatien uas h i t moro than onco, and 1 : ' l ircr:lftl o s t as a resu l t of a direc t h i t ~ h i c hbroke tho p13no in ~ 7 0 . Bagay ; a s to the lct ' t to r a l l faroat ions exccpt the f i f t h uhich b r o

to the r igh t "to take advantage a t an ~ x i s t i n sovorcast ovor cas torOsaka. All fornat ions experienced a decreaso in f lak in tonsiy ancuracy upon broakauay.

d . On \ l i tbdraual f l a k nas oncounterod as tabulstod bola'l



(4 ) 499th Groupl Attacked in 4 Squadrons on a cours48 to 50 degroea. 'lbe f i r s t 2 Sq,uadrona bCCll:lod the primary . , isualget an d doac.rlbed flak as moderate. accurate. and heavy. of 2 to 3utes duration. Ten aircraft oere hi t , an d 4 uere rocked. ControlCOntinuously pOinted.' The las t 2 Squadrons described flak as modand inaccurate. heavy. predicted concentrations of 2 minutos duratiTwo aircraf t ~ o r eh i t .

e . A study or the flak act iv i ty oxperienced b.Y tho fourGroups revoals the tol looing genora l iza t ionsl

(1 ) The 'comprossion- of 8quadrons resulted in a noable degree of saturation or the Osaka defenaes--tha l a s t 2 Squadrin each Group apparent ly received loss d ~ e than th o f i r s t 2 S

(2 ) 'Ihe degree of ssturat ion a ~ p o n r s .'bOO1ever, torather s l ight indicating t ~ t a 4-squodron faroation, evon though

pressed to l -oinute intervals betrroen squadrOnS, i s not of suff icisize to exploit the saturat ion l imi tat ions of tho Osaka defense.previous reports on Missions Nucbered 284 an d 285 lend further e

to th i s hypotbesis. On the other h ~ n dth is apparent inabi l i ty tourate th i s defense night bo due to a possible icprovo:xnt o f Jo.pt ac t i cs . To i l l us t r a t e : The Germans handled Inrgc raids and presaturat ion of defonses by the simple expedient of establ ishing al ine for each raid aOO having a l l the bat ter ies on tho riBht sidegage th e odd numbered f o r ~ 1 6 t i o n s Ji . c . , f i r s t , th i rd . e tc . TOOEle

the l e f t engaged the even n ~ e r o dformations. This was a tect icmitt ing the optiouc ~ ~ p l o y c c n tof a defense against any ra id ; i . eengaging a l l formations ni th soco f la k r ath er than concentratinglead cl em en ts , t hu s pormitting the t r a i l ing eloments to r ide -flof r eo - . Our stereotyped axis of attock agains t Osaka (coming inA ~ a j iShima) ~ o u l dcer ta in ly sive the c n ~an excel lent set-upsuch a t a c t i c .

f . Flak: cn Route to the Pricary Radar 'furset (Kunana):

(1) Upon breaking north t'rOCl. Osaka_ 3 Groups e n c

general ly node ra te . a cc u ra to and heavy f lak in the corridor b e

Osak9. and K,yoto. Control ';7BS continuously :;lointed. Fifteen a i resustained dacage in t h i s ares . This f igure i s not c ~ n s u r a

the knO\1n defenses and indicates a p os si bl e r ec en t s t r e ~ h e the Kyoto defenses in ant icipat ion of an incendiary mission on KNen photo coverage plans have been se t up fo r t h i s areD e

(2 ) B e t ~ o nthe odso of Biml Lake a Id Kuuan3 no f hencountered.

g . !.l_ak Ofcr the PrimarY Radar T . 9 - . r p ' & _ ( r J . ; . I ] ~ H l

undercast existed over tha targ.:lt. an d flal( l / a 5 d03cribojl:le1lf;cr. inaccurate aOO hcavy. No d.lCZlGc g a S s u s t a . i . n c d ~

J. 9.'1Q S ~ p

b. .Sh:!I:':1.i!rY. of l o s s And Darla :::0: No a l r c : a r t ':lOra los ton t h i s missiOn, and of 1)3 a i r c ra f t bonbing the P r i ~ r yViaua,) aaadar Tarsota 46 or 30 percont sustnincd fl3k d a m Q G e ~A b r o



1 (2 ) One ere':" ~ observod a free bal loon a t 3410:1 -

b3510S • The obsorver ~ s a t 21.500 f ea t sc d estimated tho balloon toto 10 ~ i l e sQ U a y a t 18.000 f ee t . Tho descr ip t ion closoly r o s ~ b l

hat of the ba lloons being di rected a t North Ansr ics .

(3 ) Ono aireraf"t bol:Ibod Sh.1rahslnB (3340N - 13512E) ns at a r ~ e to f o pp or tu ni ty and'oncountered a meager. inaccurato. hoavy b3rrage.. Aircra t t ua a a t 20.000 foot .

4 . t5aaion NO, 28 7 _ Ajch1 Airc ra f t Plan t . Ei toku . N ~ G Q Y Q

. 0 . . Tho primsry t a rge t l'7a13 bomBed by 66 a i r c r a f t of th e 313t;ling bet\7oon 012Sz.-0152Z f rc m 20 .000- 23.800 fec t . a.xis of a t tack /lv,aeed 'f7 degrees . ,?eathor aas reported as 9/10-10/10 undorcas t . i ' ivoa i r c r a f t at tacked various t a rge t s o f o p po rt un it y.

bol0l1 :b . En route to th e t a rge t f l a k ~ s oncounterod as tabula ted

Locat ion

O t s u ~ K y o t oArea

Yokkaichi

Eastorn edge of Osaka

Rel:'.arks

Very ooager an d i n accu ra to . heavy.

Vory oeagcr an d inaccu ra te . haavy.

One fo rna t ion naB o f f ' c o u r se to the Jes tan d received o o de ra te . a cc ur at o and he3VYf l ak frO!:l. tho Osaka de fenses . '170 a i r c r a f tuere h i t .

c . Over th e t 3 rg e t f l ak nas described as meager, inaccu ra teand hoavy; F i r e ':las f i r s t encountered about I o i n u t e befero bo w r el e a e e . Contro l appeared t o be c o nt in u ou sl y p o in te d and predict"d C O

centra . t ions . Kushil:l.oto, KinCl.-noto, ';']akayarna, funde a nd Tak ar az uk :l~ l o r ebmbed a s t a r g e t s o f o pp or tu ni ty by s i n g l e . : l i rcra t t u h era nof l a k ~ a s r epo r ted .

d . Flak uas n i l a f t e r e breakauay t o th e sou th f r o o IQsora

e. No a i r c r a f t uere l o s t t o f l a k on th iS m is si on . ane: ofa i r c r a f t a t t a c k i n g a l l t a r g e t s . 3 or 4 .2 per c e n t . sus ta ined f l ~ 5 age. I t i s t o bo noted t h 3 t 2 of tho a i r c r a f t received t h e i r CaIl".J.gf r o o the Osaka de fenses .

f . Ono c r e ~camber cbservedtn8toly 100 yards behind th e a i r c r a f t .ex cep t t h a t a lona: len gth of u i r e 118S

a b u r s t of heavy f l a kI t nas normal in a l l

seen stre:l.:nin,g d07mo

approxire8pects

5. lfrissio!:. Jb 2/HL.:.J:i.!y ....r Ta u ( . E ~ ~ i E . . ~ ' [R . 1 d 8 £ . ~ '

8 0 T h ~pri.nary r adar t a r g e t '.'ms bon"6cd b r 38 a i rc r !1n of3 l 3 t h : l ing b e " ' , ; ; n o n , 0 1 2 7 l . 0 l ; i I ~ Z : : r1!1 l 5 ~ 8 0 0 - · 1 B , f O uf ' . . J e t ~Axis cf: a t ·

t ack v3.ried fra:1 ~ h t " 2:) d e s r , J ~ . : ' . .·,:f.3"her 1T.l3 rL'p::-rteoi as 9llc __nc a s t n i t h ',-,inds cf 2 0 knots fr".:l 20 dQgrees, ')binsJ. anJ 10ki \10 : '0

bcr :lcod as t a rg e t s o f opportuni ty through 8 10/10 al A 5 /10 underc: ls t



2942

44555970CO919293

100101102103

10411512512712012915016466

BCrpYCd or d C s t r o Y l d J2 r iOr t o 1 , I J J D ~' 9 /05Roof ; . r ~ pc:'Ccnt( o f r oo f Function o f t u i l c t i n " ; CO;.l c

6,750 lC<J Unidentified7 ; ~ O O 100 U n i d c ~ i f i c dv r o r k n h o ~

7;C'X' 100 " "4;COO 100 S tores or workshop>300 100 Off i ce

5.3 50 100 St o r e s o r WOrk5ho?

7,[;50 100 " " "7;400 1 '" " " "4:.150 100 " " "5;150 100 U n i ~ c n t i f i ( ) d

6,200 100 S t o r e s o r 'rfOrk:Jhops7,600 100 " "7,450 100 " "5;lXl 100 " "7;000 leO " "3,300 100 Unic..cntiflcd4,000 100 "3jlOO lCO "S;55O lCO "5,850 100 "J;.5oo 100 "2,000 100 "7,500 100 "

OL l : : : . ~ . \ G E

iksu l t in<; Fro::t ~ : X T;]0<.: Co n Fiss ion IS ? - 1 June 19L5

26,4 00,600,000

9,CXXJ

n;J!.\GE nJ s(.,u,mr: FEeTSlJ?i:.HFICLL Percent o

Gutted : i i n , , ~ o £ r_ _ ~ T ~ o ~ t ~ o l ~ , , - - _ -_- 1Oj,::..DV lCO

15,lOO 13.- 6CO .34

l O , ~ : c o

Destroyed10,G'OO

noof o.rCl'..lO;GOC

114:;cc.ol74iOCX)

tfumber5062

111TOTAL:

D.:u:w.ee Resultine Frau ;GC[ ::Jon COl!! Ei.snion 223 - 26 June 1945

10 15C;600 22,7GO 49,100 ?lieD:) 45;294 52;500 '900 2:.100 3,050 ScI:;79 171,600 25,lCAl 14,200 39,300 22.990 30,500 27.,600 27,600 90.4Gl 2;500 1;700 1; 700 6:;C2 14.,OCO 1l:;0G0 lljOOO 7..... 5C3 119; 7W 7;,2W 2C,500 35,700 29.900 3;300 3;300 J;JJO lCOC9 3;600 2,300 2,300 6 3 ~

12 10,500 ·525 525 5.013 1°;5 00 1,053 1,05:; 10.027 4;000 600 600 15.030 6,COO • 500 -500 7.3

122 14;500 14,500 14;500 10010 7;ioo



I T ~ : " T Z l~ T ' ' I ' -OF DAl>l.G1; l-RC. CiJlEf';i{T S.lWX

D A l . ~ . G EHl S , ~ U , \ R ; : :FEErSUPBRFICIAL Percen tor V 8 a . Doatro ed S t r u c t u r a l Gu t t e d Hinor Tot9.1 o f ro o f - - - - - . ~f.l:tnction of butldlnr:j cOl"-"nt0 0 1,200 1 ~ 2 0 0 100 Stores or workshopsI 7,700 7,700 7,700 100 It "I ~ . 4 0 0 3 ~tWO 3,400 100 " "• 3 ,400 3 ,400 3,400 100 " "2,300 2,300 2.300 100 " "2,600 2,600 2,600 100 " "• 8,000 8 ;000 8,000 100 " "2,600 2.600 2,600 100 unident i fiod

• 2,0002,000

2,000 100 rn ident i f i cd 7iOrl:shop10 156,600 7.500 128,400 135,900 86 E n ~ 1 n e o rvrorkshops11 2,700 2;'700 2,700 100 Stores or workshop.!!12 1 0 ~ 5 0 0 10;'500 10,500 100 " "1> l O ~ 5 0 0 10,500 10,500 100 " "14 3.700 3 ~700 3,700 100 " ,16 2 ~ 9 2 G 2.925 2 ~ 9 2 5 100 Unident i fied ' l V o r ~ : . ! h o p

18 Storo& S t o r u

17 1 9 · ~ ~700 8 ,000 1 5 5 ~700 163,700 85.6 h o b . ro111ng mill-,.. Stores Storol20 39,150 39 .150 3 9 ~160 100 F'o"'.lldry21 5 ,000 li,DOC 5 ~ 0 0 O 100 Shop22 47.350 5.000 4 3 ~350 4 7 ~ 3 5 0 100 Machine shop2 ' 5 .000 5 ,000 5,000 100 Storatto

-2 4 _ 5.000 6.000 5 ~ 0 0 0 100 "26 6.000 5;000 5,000 100 S.\oroll ,. 8 1,050 1.050 4,050 100 Unlc:lo::l.tificd ':'rorkshops

" "•• 4 ,000 4iO OO 4,000 100" "8 10,460 10,450 10,450 100

-\"farohouaeD

8 ,800 6,800 6,800 10011 23,800 7.000 a,ooo 9,000 37,8 FOWldry12 1,000 1.000 1 ~ 0 0 0 100 Unido"ltif1ed

"" 3 ~ 5 0 0 3 ,500 3 ~ 5 0 0 100S4 18.500 lio dn.".ago vil l1bl0 FoW\dry~ 6 19,600 6,000 13 ,500 19.500 100 S to rO I o r workshop~ 8 4.500 1; 500 4,500 100 Unident i fiod

"7 4.1iOO 4 - 5 0 0 _ _ ' 1 - ~ 5 0 0 _100". .4A___~ · ' - t . ' . c d ~ l : : 4 ~ t 1



D t . ~ : : : . G EIN SQU.\P.E F l ~ e r

SUPEr'..FICI.\L Pc;rccntRoot .... 0& Dostroyod St ru c t u ra l Gutt .... d _ _ ~ ~ l ~ · Tota l orofoot I"unct' r b '

r,!60 16,250 16,250_. _ .. . _ ; ,_ ._ .loon 0 uddlnG; COl."lII1lml;

10 12,600 12 , GOO 12,600100 l'our..dry or f o r ~ c -100 r.::".chinv shop

oU 16,800 15.800 15,800 100 unidontifiud workshopsto 4. :500 1.300 1,300 100 " II

~ 12.500 No darnar,;o " ".. '101.850 1 ,00 0 36,850 37,850 50.5 ~ e h i n oshop or nsscmb1y., 6.200 1,000 1,000 19.2 Stores_8 1.925 ·800 000 'U .5 "_. 8.400 1.000 l ,OJa 11.9 O f ~ i e cor storo80 10.80051 1,000 1,000 1,000 1,000 100 Unidentifiod

52 3,600 3.600 3,GOO 100 S·ores or workshop55 6,370 (llo dflI.\!\ge) " " "

.- 1,200 1.200 1,200 100,

" "56 7.500 ( ~ l odSJ'lage) Oi.'fi.ce o r s to re e

67 6.500 (No dllJ"lRl;e) " " "58 40,500 40,500 ,W,500 100 Machine shop

60 8,775 (Ho damage)

61 .2.025 2,025 2.025 100 S to re s o r w o r ~ s h o p

.2 111,800 88.400 88.400 87.0 :!e.c:line shop or uS'y-poes propellorplll.1'lt

65 2.625 2,525 2.625 10 0 Unident i fied

.- 1,600 7,600 7.500 10 0 Stores or ~ o r k l h o p

" ".. 6,700 5,700 5,700 10 0

" "81 7,500 7,500 7.600 10 0

.. 4.500 ( ,600 01,500 100 "(or-kshop

II 7,500 7,600 7,500 100 Furnaco house

" "10 7,800 7,500 1.500 100'11 _,800 ',600 1.600 100 Stores or workshops

" " "'IZ ';',600 1.500 4.500 100 "" "13 2,300 2,300 2,300 100

.. 113.200 113.200 11:5.200 100 Probable rolline; mil lS to re s o r workshops

16 17.160 0,350 ~ . 5 0 0 6.300 17,150 10011 n "

18 8,600 8. GOO 8.500 100" "- ~ ,.... , ~ . . . ",,,,- Ii-GOO 100~ ' . -- "- '- '



- - - -COJ7lr.l<Jnt

"

"

-.-._---

"

"

"

Unident i fiod"

"

~ ~ ~ no f b U i l d i n ~ ;U n i d e n t i f i o ~ :;'.oorb.llop

,; II

Unident i fiodMachine shop or ass 'yStoros or workshop

11 11 "

Unidont i fied HorkshopUnident i fiedUniden ti f i od , , , ,rbhopS taros or ' l ' ( o r k ~ h o p

S toros"

Composite workshop &: ro l l ing millU n i d en t if i ed , ; or h h o pStoreoS to re s o r \1Or!cshopUnidont i fiedUnident i fied workshop

" "

Engineering workshopDoiler houseStores or rrorkshop

II a "" " "

" " "

" " "

" " "

" " "

" " "

" " "

130 3. 62; 900 9 ••

26,250 51,600 98.010,000 100

6,200 100·1,,500 1007,500 1000,000 1005 ,750 1003 ,200 1002,200 1004,000 1005 ,500 1001 ;900 100

17-1·,000 1000,3:'>0 1007,550 1005 ,100 100'1,200 1001,700 1007,600 1005 ,700 1003, aoo 1003; 000 100

H , 5 0 0 100-:.,000 1006,900 100- ..

~ . " ' ' ' '

2,90010,100

165 ,600

13 0

7,500

7,250

0,·:00

10,0005 ,200·l-,5007,5008 ,0003,7503,2002; 2 001,0005 ,5001 ,900

8,3:>01,&&06,100·1,200l,TOO7 ,5005,1003,0003,800

1 ~ , 5 0 0

4,900.6.900

I; ITEMIZATION m' D!u:".GE l < ~ l t O MCUp:·Etll' STRIKE. c o n t ' d .- . - - - ~ - - - · - 1 } . J . t ' : G ~ I t 1snUfJ'£-VEET -- • - - -. n . - - - - _ .. _ . .

S U P E : R F I C I ~ L P e r c e n tGut ted Uinor Total o f roo f

800 BOO- - 32,03 ,000 3,000 21 .5

77, GOO 85 ,100 71;0

l oo t aroa.. , .... nw;c--'D"."' .::tr""oyed S t rue t u r dI. 2,600 - - - _ .

II u,:xJOI I 119,10084 13,1008& 1,80088 6,10081 1,200BB ~ , O O O

89 ~ , 6 0 0

90 30,50094 52,50096 10,00096 6,20097 'J,50096 7,50099 8,OJO

105 3, · '50106 3,200107 2,2:)0100 1 ,000109 6,500110 1 , ~ 0

I I I 114,000112 8,SOO11S 7,65011" 6,100118 4 ,20011 ' 1,700111 7,5001 1 . 6, 7 0 ~

120 3,800121 3,800122 1.:.,5'J0123 .. ,90012< •• 900



t

llt.ll:::.berRoor llTOO

b . J ~ ' ; G tIi i SQ. FT. Porcent

' 0 Dostro cd. Tota l o f ~ o r Funct ion o f bui ldin"J C

131 C.lo0 6 , 1 0 0 8 , 1 0 0 0 0 n i d e n t i f i c d .6,100 "32 G.lOO 6 . 1 0 0 1005 .500 "33 S,5OO 5 , 5 0 0 100

2 , 6 0 0 "34 2,GOO 2,GOO 1001.1,400 "~ 3 5 14,400 1 } ,100 1005 , 0 0 0 "~ 3 6 5.::>00 5 , 0 0 0 1002 , 8 0 0 2 ,800 2 , 0 0 0 100 "

13 7 0;200 "13 . S,200 0,2CO 100

13911 , 1 7 5 110 d01ll.nge

7;500 7 ,500 7 ,500 100 "14 0 5.000 5 , 0 0 0 100 "141 5,000

2 , 5 0 0 2 .500 2 , 5 0 0 10 0 "H2 3 , 2 0 0 3.200 3,200 100 "143 6,000 6,000 6.000 100 "!-;,4 (opOn s to re s )145 2.300 2,300 2,300 10 0 "1-16 6,500 6,500 6;500 10 0 "117 2,500 2,500 2.500 10 0 "14 6 7 ,500 7,500 7,500 10 0 "14 9 1-,250 /1,250 1 .250 10 0 "150 7; ·lOO 7,100 7, 'toO 100 "151 ",600 3 ,800 3.000 100152 6;500 6,500 6 ,500 100

'"

153 '.1:,550 1,550 .1.550 10 0 "154 1.500 1,500 1,500 10 0 "155 0; 15 0 8,150 8 ,150 10 0 "15 6 1;225 1,225 1,225 10 0 "

15 7 -1,200 (No damngo)15 9 7 , 500 7 ,500 7 ,500 10 0 "160 2,500 2.500 2 ,5 0 0 100 "1,61 7;500 7,500 7;500 10 0 "162 2,000 2 ,0 0 0 2,000 10 0 "163 1 ,200) 1,200 1,200 ,00 "165 9,375 9;375 9.375 100 "

O'l'.u.s 2 ,119 ,370 619,625 I , EB,9 5 5

Structural : 70.. 38 0 sq , f t .

Gutted:1 .0 26 ,9 00 s q.

f t .l ~ n o r :32,050 sq . f t .



1

Damage Assessment Rp /60To,get-sunitomo hi / Co.90 .25 - 050 • •

Mission 2B4 -2 4 Jul\< 1945c.1.U.- 20 A F.

W[;:) a..- I/iooI "'-'v-- ~ 1 r o ) o MCO" 51--.. . .

"""'" ~



•~ >

<t r7 a .-' t -c- >

~ < J

~ J

~ =. " =!.~

Percent o forL4n"!.1 roof ara'1

78

7

1,488,800

S q u ~ et e e to t r o o f

1.350,600

a . D:ynage f roo OJrront Str ike I

Destroyed o r s t r u c t u r a l dacageSupe r f i c i a l

1. Gutted2 . Minor roof danage

b . Total DaRago:

Original Roof ' \' rOIlI' 1,747,600 sq . f t .

Current Da=.ge: 1.488.600 s q . ! t . - 85;'

Total ~ e to Ib .t o' 1 ,4 88 .8 00 s q . ft . - 85:i

Q;.l.ality an d Lio i t e t ions o f Photos: f a i r 24 · co' · cr ag e o n ly

1 . Sur.mary:

NOTE. Crigine1 roof ;:uoea i s th:1t on f i r s t coverage an d n i l lbe used u n1 0s s e d di ti on :t l r oo f' a rea has bocn c ons t r uc t e d .

2. S t a t i s t i c a l Su]g3rY of Damage:

The c e n t r a l an d ex t r ece n e s t p o r t i o ~ sof th e p lan t nore a l cos tcomple te ly dos troyod. Bui ld ing 10 (shop, machinitlg a!'ld a.9somb1y)Bustailiod. severe s t r u c t u r a l da::nage. Buildings 13 . 14. 24 . Md 25( sh op s. p ro ba bl e precis ion l!l.8chinin,g) nero cOl:lplotoly destroyed , an d

b Ui l d i n gs 66 an d 70 (cachining an d assccb ly ) sufferod s t r u c t u r a ldamage and minor root d a o a g o .

TUo s t o c k ya r ds (130 and 13 1 on annota ted p r i n t ) n ere dcs trqyed.

The v ark e l ' s ' qua r t e r s . l oc a te d a long th o 1-1 and 8 bound:l1'leB o f

the p lan t a r e a . ';lere d es t ro y ed .

3 . I te l : l izat ion of Dap,go: Tarbot 2117

D l ~ . u . ~IN S ~ U A R EF£ET"""'or Roof l l rea DestroYed o r Percent Function of b l d g ,(Rot A) s tD l , c tu re l Tota l o f roof coumcnt2 3;400 3;400 3;400 100 Stor3.g03 4;590 4.590 4;590 100 Storage4 4;590 4;590 4;590 100 Storage5 4.590 4;590 4;590 100 Storage7 10 .200 10,200 10 ,200 100 Shop undor con-

s t r u c t i o n8 10;200 1 0 ~ 2 0 0 10;200 100 Shop'9 48,575 32.384 32.384 64 Shop, prob. b9.sic

97.875operAtion

10 97.875 97,875 100 Shop. prob . t:19.chining

en d as s ' y

• Baaa4 on 20th ~ F• eI U D . . . . Report No •. 156.

-50-



CONFIDENTIAL

""

"

II 11

""

iucomin(; rouc h

""""

"

""

""""

"

""

"

""

""""

"

"

Storego , f inished p a r t s

ShOp"

Shop, prob. r tll: .ChininG & <\ss'Y.

Shop .. prob bas ic o;)erationsstornge

"

Storace

"".Shop, ~ r o b .bas ic o p e ~ ~ t i c n 1Shop, prob. nach in inc & ~ S ' y .

Sto raze , probes t o r e s .

" 11 II

Vk!.tcr ;Jump & t rcatncnt11 I I " n

ShopStoraGeShop prob. basic o ~ e r ~ t i o n 5

Shop, probe par t s nie.Storaee - f in i shed par t s .OfficesMain adminis t r a t ion bldg.Off iceOfficeUnidentif iedStorace

"StoraGe type b ldgs .Stor<:!.Gc type blcJes.

n II 11

Shop

Uniden t i f i cd"

Gurages & lV V maintenanceII II II

ShOps, probe prec i s ion rr.a.chini n g .t1 II II II

Storaee""

S t o r a G ~f in ished par tsUnidentif ied

100100100,00

100

' i ~100100100100100

.3;010 3;(;103;010 3;0102;100 2;1007;770 7;7707; 770 7,7707;770 7; 770

3.3,OCQ 3.3;000'2 ' , '50 175,950

\54,000 liinor)15;060 15;060

7;070 7;07014;930 14;93092,55e 175,950

(03,400 llinor)20;305 20;305 50

7;900 7,9CO 1007.900 7,900 100

CONFIDDITIAL: .

15,C6O7;j'1O

14;93 0175,950

40;7107;9 007,9 00

3,C103,eIO2;1007;7707,7707;770

.33,000175,95 0

5059606263

646566

676CIf1'/0

'71

:

25262729303132333436373C424344464741l

4950515253545557

Number AREA IN S ( ~ U f u t EFEETi..Ref A) R oo f A re a Destroyed o r P er ce nt l '\ ln et io n of bid{;; eOITlr.\ent'"'U[t-"'-l.-__ Q 7 ; ; - - - ! S ~ t ~ ~ , ; £ , t ~ = ~ a l > L ~ ~ ~ " , o ~ ~ 1 \ - - - _ O ~ f ! , . J r o ~

12 960 960 ' tO V 100 Pump house13 '775 -775 '775 100 Unidentif ied

124,062 124,062 124,062 100 Shop, . ~ r o b .Precis ion l.J<lchineYlorks

114 124,062 124;062 124;062 10 0

5 2[;,'120 0 20 20 120 10016 2 ;1 ;4,21.2 4,212 4,212 100

17 1;675 1;675 1;675 1001C 5;100 5;lCO 5;lCO 10019 5,100 5;100 5;180 10020 4;340 4;340 4;340 10021. 4;340 4;340 4;340 10022 1,530 1,530 1,530 10023 • 931 '9.31 '931 10024 73,500 73,500 73,500 100

100;134 100;134 100;134 1002;623 2;623 2;623 1002;623 2;623 2;623 1007;.320 7;320 7;320 1001;770 1;770 1;770 1002,960 2;960 2;960 100

34;200 34;200 34;200 1005;lDO 5;lCO 5;100 100

25;160 25;160 25;160 10 07C;750 70;750 7D;750 10025;160 25;160 25;160 10010;520 10;520 10;520 10030;324 10;194 10;194 60

3;070 3,070 .3;070 1008;250 0,250 0;250 1001;030 1;C.30 1;C.30 10 03;600 3;600 3;600 1003,C00 3,600 .3,600 10 0

1;100 1,100 1;100 10 03;3.30 3;330 3;3JO 10 02;::;35 2;035 2;035 10 02,::>35 2 , 0 5 2,035 100

'C02 'C02 'C02 10 01;090 1;090 1;090 1004;500 4;500 4:;500 1003,C10 3,010 3,810 10 0



umberRoof Area.

DiJ [AGE m SQUARE FEJ:TFunction o f bldg; cor.Y:\cnt

Re f A D es tr oy ed o r Percent

75 StructurDJ. Tota1 o f roof1 ; 50 1- 50 1;650 100 Storace

772;015

•Contractors bui l{ l inp

70 2,015 2.015 1001;3:30 1 i330 1;330 100 " "

79 1;914 1;914 1;914 100 " "Co

2;0152,015

2;015 100 " "

02C3 4,160 4;160 4:.160 100 Shop

GiSOO 6;500 6;5 00 100 storD.l!:0GC 14;640 14;640 14,640 100 S ho p. p ro b. ro r t ro ini.rI.GC9 14;640 14,640 14;64 0 100 " " " "92 1;575 1;575 1;575 100 Stor'.13 e

100 3,5GO 3,500 3,5 00 100 Shoj), prob. roUCh f in ish inc

10 1of castinGs

G,775 C;775 0:.775 100 " " " " "103 6,475 6;475 6;475 100 Storage11 0 7,930 7,930 7,930 100 Shop typo blclcs13 0 - - - - - - -Dcs t roycd- - - - - - - S t o r ~ eyard & bldg131 -------Ocstroyed _______ Storace yard & bldg

•

TOTAL:

Note: Bldg. 1m

CONFIDmTIAL

1,350,606 1 , 4 G O ~ G 0 6

(130,200 Minor)

(7.930 sq . f t . - shop) ~ a s 100% destroyed



L E G E N D

_ - DESTROYED ORSTRUCTURAL DAMAGE

r n - MINOR DAMAGE

TARGET 90.25-2137

KAWANISHI AIRCRAFT CO.TAKARADZUKA PLANT20 AF-MISsION 285

~ \ ; ' " .= . , . ~ 0 i ; : ; ; o r . ; ; ; r ; ~ =__;::"" 24 JULY '45- ,';;:;;g;(." " , DAMAGE ASSESSMENT REPORT 156C.W.- 20 AIR FORCE

"r .... ..-



Orig ina l Roof Mea.; 5 .020 . 40 0 square f e o t .

Current Dacs8o, 513.500 squa ro f ee t o r 10 .2 pe r c e n t .

Tota l D::ll;p,3.g0Plus Reooval t o Datol 989.800 squaro t e e t o r

19.7 porcon t .

Most o t tho d ~ ef r e e t h i s s t r i k o i s c o n c o D t r ~ t o din thoare3. iDDadiate1y W ~ S of th e O!\in 6 3 s e ~ 1 ytypo bu i ld ing

(145) .

Main s t r u c t u r e s dtaagod inc lude sC'aking p i t s '1l\d s t o o l process ingm i l l s . ene b r g e ::w.cbino shop. t"lO a ss er Jb ly t yp o b u i l d i n g s and on o 13rgo

f i n i s h e d s to rag o bu i ld ing .

e... D<o..nagc f r o g Curren t S t r i k o :

Dostroyed9 . . lpe r f i e i a l

1 . Gutted2 . loiinor ro o f d ~

To t a l d ~ ~ o

Square f e e t

of roof226.400

218;50068,600

5'3.500

Pcrcco:t o fo r ig in . " l r o o f :U

4.5

4.41.3

10 .2

b . To t a l DaJl§l.gc o r Recoval t o Date :

SqUl'U'O feo to f r o o t o r ! $ !

Pe r c e n t o fo r i g i n a l r o o f

To t a l damage

• Basad on 20th .A.F. lITU D• .1 . Repor t No. 154.



I T E t ~ Z , ' : ' I O l ~OF D ' ' ; L ~ T J

D,\lW;E n ~ SQUARE f.'rETSffi'EnFICI:.L po:"oont t'll.l:,.1-1",r\ o ~ buildinr. ' ;

Destroyod Gutted Minor Tota l .!l!_I2Jf ~ . l , ' : ' t .('ljd d r " ~ E o0" r c m o V ... U n ~ . t . : ~ ' l & C - ~._-

' j loo "',coo 1,700 1,700 10 "'f,800 ",100Hoavy m n c r ~ nshop.

281'SOO8,000 8,000 100 Probable stornge.

8,000 Shops c onnoct c d wit h cY.peri_16,900 mental lnboT:l.tory U.1OO).Shops oonnocted wi th oxperi_

I 11,000 ~ o n ~ llaborctory.l:achino shall,

• 24,900 Unidontif iod. (8 ..100)1 . a; 100 Machino shop11 86 1 600 Shop

(16,500)"2 34,200

"" 16,500

"4 21,700lIoo.vy machine shop ." 10,700

16 97,500 7,500 100 UnldontifiQd.7,500 "7 7,600

"I ',900 ," 14,500

Exporimental and Rcsoo.rch20 16,100lo.boro.tory.21 88,800

Unidentif ied.II 1,500

100 Unidontif iod.II 1,7004,000 ' , 000 Light assembly typo buildinG'14 <,000

Shop.16 64,800 ,'1 10 , BOO , (6,000), 11,500"I 81,500 ,

2. 16,200 Shop & a8sembly type building..0 12,100 Unidontif iod.>1 126,400a2 14,600



fEH' 1 ~ ! o ' , ' . d ..'. of t. 'lilrii"i:'s;i. L J:.o11' _ ~ ~.• , ~ ._,] .:...£'! ....

I " ' - ! . . . . . . : r . . . ~t.

..~ . " . ,. , i ~.. . , , : ; .

;inohino ~ h O D(17,500).Stor.'\c o,Probablo storAge (14,400).Bol10r 110USO.Forgo.,

II 6,llOOI< 6,100.. 11,600I I 8,100If 11,300• 11,100

•11,100

• 71,100• 28,100• 4,200.. _,200I t 6,100 2,800 2 ,800 50I I 18,00088 20,100

" 7.OM

Shop.Mnahine shop.Pr,..,bl'h1o h · ' t " r h""lIc

l ab .

Forgo or foundry.Bullcl!n!;ll oonnected v.1.th forges.

II " " "

,),{nailino shop & fab r i ca t io nUn id en t i f i ed (15,100)POll5iblc l abs .. ,

, "

Forgo or foundry.Probablo chomical lob.Buildir.g oonnc ct e d wi th

(3,500)Unident i rted.

"Po as ib le canteen (4,400)Possiblo hospi to. lshop"

Snnll anns test ing r:mgQ"Probable m A l n t e n ~ n c o .

Probablo forgo. •Probo.blu n ~ i n t c n o . n c c .

Buildings c onne ct od wi th fo rge s ." I t " "

100

D!':.:..c'.GE: Ii i SQU:.nS 1'. .:LT

SUPg[(f'!CI.\L• $

~DestrOyed Gutted nine!" T..2..E.1

M 48,700• 4.100N 4,000I t 14,400I I 10,200.. . 18,800to 43,200Q 1 6 . ~ 15,200 16,200I i 3,200I I 26,200M 4,00046 1,10046 1,100" 28,00048 3,60049 10,200to 28,00011 10,000I I 5,000



r i

".

"""0

f90001918 .8&&8

8.888010.1

..

II

"ta

..

t8to

" 0 0 08.000

11,8004 .2006,0006.6002 .500

18.1004;.00

11,0009,0004,200

18,30013,200

• ,0006,300

25,70014,70046,70082,800

8.00028,60017.80069,200

65,000

87,20022,000,? ".

Destroyod

10.400

6 ,600

14,700

11,100

D'Ji'.GE Hi : : ; ~ i . l :RE HE!'SUPET.F'ICI::.L

Gut;'ed lUnar

6,300

54,000

41,200

25,100

Tot=tl

Ul, 'we

5,600

e'.;300

14,700

54,000

41,200

87,200

Peroen t

o f r o o ~

100

100

70

10 0

65

75

10 0

. ~ ~ t i o nof bUildingll;, , : ~ c;ld dn:nt:lljo or re:'1e-vnl

'0.::. .. ~ _ . ; ""Opll.h " (19.000)

UniLC"It i f iGdHeavy maohino shop w it h g an tr y

ero.ne over cnnal.Unidentif iod.

"Probable storage

Stora(;o shod. (4,200)n " (6,000)II "

, "Unidentif iod

"Probablo office & enginoorin b•Unic\cnti t ied .

"Maohine lIhop.Probable shop & officos•Probable storaco.Possilbe fOWldryHo.chino shop.Unidentif ied.

" (45 ..700)Sooking pi ts and s teel

precessing mills •Unidentif ied.liaohine shop.Unidontif ied.Sonk1n& pits and steel

prooessing mi l l s .Sonking p i t s and s t ee l

prooossing mills •Maohine shop.

II !l

n - . ~1 . . . . N - , I .



D"!.!:,GE U' SQU:JlE PEErSUF;::I'.FICI:..L Pcrcon t 1 L.., '1 of b U l l d i ~ 5 '

deatroyod Gut t ed l l inor ro ta l o f roof ,'," '" d •" rv v 2,900 2,900 2. • '''':'-_ _ • Or.nre er r090vnl

IOl 1,000P:l331hlo 1'otmdry.

101 ',000t ' ' : id( :lt1ticd,

101 21,600 StClo1 proeoULng r.L111106 18,fOO101 26,800

11 " "

101 1 ' , 200lfe.ohino shop.

107 32,700Unidontif iod.Shop

101 12,900 Unide!l t i fied .10. 11,000 "110 4,200 "111 26,200 &ohine shop.112 22,000 ' "111 65,400 " "11 . 12,800 Probe l lter r \go .111 5,600 Unidentif ied.

111 19,200 Probe storage.

11 ' 14,000 11,000 14,000 100 l1nidontifiod.

118 7,600 2,200 2,200 '0 "11. 9,800 " (9. '00)110 13,100

,(13,100)

121 13,200 13,200 13,200 100 lbchine shop.

122 ',llOO Unidentif ied (5,600)

121 11;'600 l.!t\ehino shop.

11< 10,400 Unidontif ied.

111 .~ . o o oexplos ive s to rage (,; re'lotnont, •

111 U,SO<> 10.600 10,600 '0 Probe storll.l>e.

117 1&,000 41'SOO 3,700 45,00060 POU, MITIUJ'lit i on assembly.

111 83,000 12,600 12,600 20 , \u lDbly typo bu1lding.

11. 29,800Storage shod (S,100)

110 8,600 " "111

, ",SO<> 4,200 4,200 '0132 aI, '700 26,300 25,300 80 Probe off i ces

111 1',200POBS. lab. (19.200)

U . 120,000!.8110J:lbly typo building.



•D:JL'.GE IN S ~ U : J ' ! EF ~

SUPI!.'RPICr:.LPOl"cont-

Funotion of bUildinGs;Deetroyad Gutted Uinar Tr)tftl o f rCJI:'f" .,.

S9 ! ! t . ol d druMS" or rO'llC'VIll

, o f u . a

,i.SIICl'1bly typo bUlldlll£ (33,600)

(,100

Ull.1dontiriud (20,700)

fA 10 , 'IllO

" (1,500)

l i t le,toO35,700

36,700 85 - \ l I 8 ~ b l ytype buildinG.

111 43,200

Storago shod (3,900)111 a,lOO

9,400 9,100 75 Fini3hod storago. ,140 12,800

3,800 30 " "l f l 12,600 3,800

Storago shod.

l f l 6,300

Finlllhod lItor",co (71,000)

143 83,00023,100 23,100 " II n (53,000)

1 " 83,000

8 8 ,2 0 0 88,200 17 ">l5l1ombly t ype bUi ld i ng.

I " 619,300

~ r o b a b l oopon honrth buildinG.tt& 84;000

;.1111 &: hoavy I!Ulchine shop147 8,J.,OOO

Mso o ia tcd with 116.ltill & hanvy nnehino shop

14& 20,800

nstlooiD.tod with 1'16.Shop (14,100)

14,700

" (23,000)

t t l

" (9,000)

1&0 23,000181 24,700

Unidontified ,152 4 ~ O O O

Probe opon hearthloa 81,000

Hoavy maohine shop Qssociated104 21,600

with 153.Un1dcntil'1od

I n 0,000" (4.000)

"

11 . 4,000

"11 ' ',800

Boilor house.

111 ' ,000

Prob. storngo.

' ,000

" "UD 4,800

" ".. a,800

2#100 25Unidontif ied.

II I 9,800 2,400

"II I 9,100

"1. . 36,400

"118 0,4001. . 3,&00



D.Jt.\GE IN SQ.U.ll.E FEETsUPrJUo'ICL".L porcen t hmct10n c f buildinGs''. Do. t roy. ! ! Gut tod Hiner . _ ~ o t n 1 o f roo f

' , ~~ q . F t .ol d d',mnljo or ;Q;Jovr.l

110,000 .. ssmnbly typo buildinGII " 11

&I t 14 , '100 Shop110 44,100 "1 n 10,000 "171 17,600 Unid:mtlf1od171 4,200 "17t o \ ~ 5 0 0 "lTi

12,500 6 ,200 6,20050 Storo.ge.178 7.200 "177 6,000 UnH'mt1f1od.

178 7,200 Officos.17 . 8,000 "180 6,000 "181 27,000 20,200 20.200 75 "18 . 9,600

,1 8 ' 21,200 Offices 6: co.ntoon.

TOT.'J.I 226,100 218.500 68.600 533,500



!.....\R'l' n I _ SECTION D _ DAMAGE ASSESS£NI' . AICIIT .\le w ~ ,EIroa .1 Pl,..\'ll(J'

1 . §wJrn'¥"Y1

Orig ina l Roof Areal 2.612.000 eq . f t .

Current Damage; 494.100 s q . f t . - l8 .9Z

Tota l DaQage to Date: 1,062.460 sq . f t • • 40.6%

NOl'E: Good 40· Photos _ Cooplate Cover3g0

Major b u i ld ln as d ~ e dby t h i s s t r i k e :

2 5ub-aascQbly b u il d in g s s ov er el y gut ted1 ~ t a lshaping and cu t t i n g shop"dacaged2 l a rge f '1n!l1 ossocbly b u i ld in g s . Dinor damage

Bui ld ing (76·- 03.jor and f i n a l assembly) , proviOUsly g u t t e dbas abou t 11,000 sq . f t . of n ~ f l o o r • no other cons t r uc t i on

I s no t ed .

a . I);lI"Ylge f ron Current S t r i k e I

&luare f e e t Pe r c e n t o t

o f "roof o r i g i n a l ro o f a r e a

Destroyed 125;40 0 4.8S t r u c t u r a l dacage 34.800 1.J

S u p e r f i c i a l :1. Gutted 150.9 00 5. 82. Minor r oo f da;n.g,ge 183 .. 000 7.0

Total damage 494,100 18.9

b . To ta l I@mage to Date I l , O ~ 2 . 4 ~ O 40.6

( I n c l o s u r e ' .mnota ted e n l R r g ~ ~ n t3 F R 5 r ~ 8 - 3 L '134 f o l l o a s tb is s e c t i o n ) .

• Based on 20th .\..F. elO D• . l . Roport No. 111.



i ) ;,!'fEl,'lZ ",TICl; O ~ ' . . G I :

n:Jt'.GE 111 SQU;,nE FE'::1'

. , . Uo"t area.S U : ; > E I ~ I C L \ L Porovnt

(\lor A) (n . t B) DostroyQ(l Strueturnl Guttod Hinor Tota l o f ro , r . F u n ~ o Eo f bUildi".,'"; CJr.r.c.:lti 14,·mb 11,·1-00 11,100 100 f1ccoivinw s t o r ~ " o&: 11'" sm pnrts

2 11,400 14,'100 11, -100 100 " " " "r ~ b r i c a t 1 o

~ 6,000 6,000"

6,000 100 " " " " "9 12,600 12 ,600 12 , GOO 100 " " " " "

11 13,600 13,600 13,600 100 " " " " "

11 11, :>00 7,700 7,700 65 " " " " "

15 10,000 3 ,200 3,200 30

(35% d w n Q g ~ c lproviously)

Roooivins. storago & s ~ l lparts

I. 1 6 ,7 0 0 16,700 16,700 100 "fe.bricntior.

" " " "17 6,500 13, SOD 6,500 100 " " " " "20 21,100 0 ,100 12,700 21,100 100 " " " " "22 162,500 -:15,500 52,000 32,500 130,000 60 3ubooo.s::Jor.Wly

23 212,000 4 ,200 '12,400 16,500 22 I .bjor c.nd fi)'lAl tl.uor.lbly

25 0,200 4,600 1 ,600 60 Stor::l.15o

'0 4,000 1,000 4;000 100 "31 4,000 2,000 2,000 50 "

" 4.000 1 ,000 ' , ,000 100 "

35 95,300 20.600 20,600 '0 : !ob.l 3 h n ~ ) i n g&: cut t in5 shc>p

37 69,500 69,500 69,500 100 Sub-llssonb1y

" 190,000 39,600 39,600 20 I:o.jor ~ finn1 (lSllcnb1y

41 23,400 5,900 5,900 25 Post as:!oub1y

59 5,000 5,000 5,000 100 Stora;.;o

60 12,000 12,0001 2 ~ O O O 100 Unidont i fied

64 16,300 9,0009,000 60 Vrob. s t o r a ~ onr offico

CO 16,300 16,30016,300 100 Storo,'·o

ot::l.l f 125,400 3 4 , COO 150,000 103,000 1l9'l,lOO



1 . §wm;gYI

Orig ina l Roof ,\rEla' 1 •.509.9.50 IJq..· f t . (Re f . B)

Current Damase

Plu.s RCQOva1

.592•.500 eQ.. ft._ w 39 •.)%

61.5.700 SQ.. f t . - 40.8%

NOlE: Cooplete 4 0 · eovorage - good Q.U311 t y

Main bUildins;1J dBl:Ulgod: 1 l a r g e f i n a l e ,1 rc ra t t e,asomb17 b u i l d i n a .1 aub-aasombly bu i ld iDg . 2 shop b u i l d i n g s .

2.. S t a t i s t i c a l &1nn'JrY of Damn&! I

a . I@uaBQ From Cur ren t S t r i k o I

Square f ec t Percent ofof toof o r i g i n y roof qrM

Ibatroyod 315;000 20.9Struc tu ra l dacage 113,200 7.5&.l.perficial :

1._ Guttod 105.100 7.02 . Minor roof da::L3ge 59;200 3.9

Tota l damage 592.500 39.3•.

Square fee t Percent ofof t o o f or igina l roof area

b . Rcooval: 23.200 1.5

Tota l dacage and removal 615.7 00 40.8

( Inc loau re l Annotated enlargoment )PR94196-21 71 foll0i7s t h i s s e c t

• Baaed on 20th 4...F. em D.o\. Report No. 165.



2

CONFIDENTIAL

•5 6

17

15

16

••, . _ Jl19 2 0 - 2

2••

29

30-50 ••.

"" 150 lZZZZl'2..

~..

.. "" ..

.. -," - .. 00 _ .

.. -.,..

"..

..

..



E

CONSOLID.mID ST.1TISTIC.IL StMI.,Ry

Mlsoiona ' t , 284. 28$. 28lt

287. 288. 289 ap4 2qg



M i s si o n # 28 4 - 58th Wing - M3ximum E ffo r t (2 Groupe) • SWllitomo l rb tal Industry, OsakaMission #28 5 - 58 th Wing - Mlximum E ff o r t (2 Groups) - Kawanishi J,.!e Plan t , Takarazuka (PV),City or tuMlM(m)Mission #286 - 73rd Wing - Mlximum E f f o r t (4 Groups) - Osaka A.rsenal (PV) i City of Kuwal'l!l CPR)Mi.ssion 1;287 - ] 1 3 t h Wing - lwbximwll E ff o r t (2 Group8) - 1o. ichi J . .i r c ra f t P l a nt , Eitokul>lisaion #288 - 3 1 ] t h Wing - 1>}l.ximum E ff o r t (1 Group) _ Ci ty of Tau (m )Mission #289 - 3 1. 4th liing - Mlxirwm Eff o r t (2 Groupe) _ City of Tsu em)M i ss i on # 29 0 - 31.4th Wing - Mlximwn u r a r t (2 G ro up s) - Nakajilm M r c r a f t P l a n t . Banda

- S £ C R E T -

•WENTIETH AIR FORCE'

CONSOLIDATED STATISTICAL SUMMARY OF COMBAT OPERATIONSFORM 3 4

284 - 290MISSION NO,24 Ju ly 1945

Fie ld Order No. 5

0.01

o . ~

25.3%

1

Crew lI'klll'llJer Casualties . • . . . . 19

Percent Of Total partic ip3til ' .B.

l . i r c r a f t Dallflged. • . • • • • • . 160Percent Of l \ i rc raf t ' . i rborne.

A i r c r a f t Lost . • . . . . . . .

Fercen t Of Aircraf t Airborne.

COST OF MISSIONS

.• ircrD.ft lAnding .\.t I_o Jinn •• I' ••• 178

- SECRE r-

89.8%

• • • 91.5%

3539 Tons

16 6 Tons

• 63 2. . . . .

]1 July 1945_ , I IJ U I!

a i r c r a f t . i rborne • • • • . . •Percen t Of A i r c r a f t On fIlnd •

JrFBCTryENFSS OF MISSIOm

~ Dropped On Pr iJUl.ry Targe ts .

Bomba Dropped On Other Targets. •

Bombing Results _ Fo r deta i led information refer to th eaccuracy page.

~ r C J ' 8 t tBombing P r i l r a r y Targets • • • 572Peroen t ot Bombing .l..1rcroft .l..1rborne.

OA T

r - II .



I,jrSsrONonE - " 2 8 l j n ; - - ~ 2 9 " O ' -

~ " U l A I

BRE.\KDOI'iN OF J . l l . i.IRCRAFT FAILnm TO Beam PRIMARY TARGET

I&HAlIIW Pl.W1RE PDUlONNEL SRROR FLIGHT COIlDITIONS~ M i1943

D(Wy ACTION- _. _.. Bombed Hnn- .- Bombed Non_ Bombed emlE:!Banbed Jlon_ Botl'OedsecODllary Other '! ';ffectiY Seeor.de..r; Other b-rectiTe eeowlary [ an led Non. 80lllb-dtteoU.,. Othor UtecHT 5econ'.l1'l"" [cUeO'ler U r ..cU y l:;eeODJar,:" C:l.(:r

Missi .lJ2BI,..2 · 3 1 ! - - - • - 1 -n ' 2 8 ' - • - 1i se i

JIIc .. · 2 . - 1!>. - - - - .n ;',1286 - - - -iss i ...

8 · 6 . - 2 b - - - - - - 1#287 - .Mis.!:i

J2/JIIl a · 2 l . . ! - . - - - - - · - - 3Missi n J'28B

, ~ 1 • 2 - · - • · - . - • . . .Miss! n . 28q

, ~ 5 · - 1 . ! - . - - - - - - - - .Miss· n ;J2QQ

,a . 2 1 1 ~ · - . - . . - - - - -.·

2/j 16.. 3 · . 1 . • - - 5. -. · -

I. ... sa p e n o u e l UTer.I .Air penODDlll tftTore ..

§ .HB.! i : I



MISSIOlIS 284 _ 290

DATE ;>4

•§ . ! £ ~ f : t

~ . . . . -. .. . .. .. , OJ n , " ulUY 1945

TJIlllE'I BOMBEDAIRCRAFT

TIME OF RELEASE ALT. OF RELEASE TARGET VISIBLE

1II1'l DROPPII1C VISUAL RADAR RUN lJROPPDia'i'ARGm :iOT VISIBLE

RAMI: OF TAllGET TYPE BOioffiS EARLIEST LATEST LOWEST mGREST SIGHTm WITH VISUAL ON VIS. SIGHTIlfG ,?_A:FDEAD DOIILY on REFEREtICE RAD RE

C O R . ~ C ~ I O N SL F ~ E ROR o;;oFSET PT Run CK-

~ l MlUss on #284 • r. CNING L

Swdtomo M et al I nd •• Osaka P 82 0251 Z 0322 Z 19900 22100 7TO 02)4 z - 75

Kochi 1 - 17500 1 - - --Sunk1 TO 1 0155 Z 16700 - - -- 1 -Sh1moda. TO 1 0223 Z 11600 - - -- - --TO 1 0225 Z 16100 - - 1Shimizu

--

-on #28li - - 1Miss -5lMl IrawanlBhl A/c Company. PV 77 0133 z 0147 z 19000 20000 10 - 67 - - -

Takaral!:ukaPH 4 0203 Z

.Kwana - 20800 - 1 - )

TO 0112 Z 11400 - - -Kuraknwa 1 - - - - - - 1 -Tolculhima TO 1 0209 Z - 19600 - 1 - - - - -SUmitomo Metal Ind•• Osaka TO 1 a 0251 Z - 19000 - 1 - - - - -

on #286IUss

7JV Osaka Army Anena! PV )5 0144 z 0201 Z 19900 2)000 ) - J2 - - -'""ana PH 1 1 9 ~ 0155 z 0227 Z 20500 22850 - - - - 1) -Shirahama TO 1 0117 Z - 17000 - 1 - - - - -Shirahama Ai r Fie ld TO 1 015) z - 2;;;:00 - 1 - - - - -Tomioka TO 1 0122 Z - 1 00 - 1 - - - - -0._ TO 6 • O l 4 4 u ~0147 z 21250 22850 2 - - - 1 -T.",.. TO 1 pown UnJ;

own '871 - - - - -

Miss on *28 8Jl3vtl J.1ch1 Ale FactoI'Y,Eitoku P 66 0125 Z 0152 Z 20000 23800 - - - --

Kuahimoto TO 0038 Z 11000 - - - 1 -1 - - - - 1 -IholllOto TO 1 0032 Z

-10000

- -- -

- - -_ _

TO 1 0105 z 22700 1 - -- - - -NakaJilll& Alc Co • • P.anda 0142 Z 20)00 -TO 1 £ - - - - - -Ka1ol8l11Bhl Ale Company, 0136 Z 18)00 - - -

TO 1 - - -TakarazUka

(conTIlnJED OH THE FOLLOUIUG PAGE) 2 ! . £ ! ! ! 1 !



I'"



I ~ . AIBCIlU'l' LOST

~ 1 ~ e ' I 1 tIlI-

6

1

1

HISSIOI 28'1 . 2!)a.

DAn 24 July 124S,

46'

95

·0

194'

1021

102'

9

2

2

9

15

Nor"

1

•j2

PERSONNEL CASUALTIES- - - , - -I TOrAL II TOTAL

Fssitn# ~ ~

,liSSit n ;;$

~ 4 c l : : ' j ' l

AlRCRAF'r DAMAGED

~ i i ~ . : : ; . :•..i'''. 1::- 1.1..

! ! £ ! ! ! !

' ~ s " ' ; ' h : . J I ~ . ~ ~

qu,"'], ..eli

4'

5

5

ENEMYI"ee· 1o.... I 11lII-EHEMYIENEMYIA/Ca. '" GUNS OTHER KNOlINIMAJORIMIRORA/e A/" " " ",eR

AIRCB.U"l' LOST AND DAMAGED - PERSONNEL CASUALTIES

1

Non

Non,

NOn<

Non'

Hon.

I ! .8110

58lJG

73,",1

J l ) '

31J'

3",,"'

3141

lrow. - 1

No:

1 16,

, 'iiSSifn # 2 ~

1

2

9

91'

7'7' 11 •

.•.

! ! £ ! ! !



MISSlcm284 - 2<)0

D.\'rI 24 July 1945

! ! . Q . ! ! !

D I l l ! OPPOn'IOIf D D AIOCUIInOI IXPERDlfURI

DINT Ale mSDODD • D.PAlIID50 GALDD. .AllnnfIfIOI UPlIDI!aII

~AftACD

r I l l lD II I os.n £/ 0 n ~ / " f t M O L y

tw«AGC !mouo... '"1 _ DlS'I!IOJID

ImIl!lODD - n u D LO .. >/0 !OftLMission '

- 2510 - 4Boo 7310. ., - -

i l ission ,J: b,- 6286 340 - 8626l1G 16 -

Lti.sslon .1: Ih6

11845 222 - 1806711G - - ii:i.ssion ,.db?

i' · sSion- - :X: -6536 - - 65363 ',/G - -3684 - - 36843 IIG - -

ldission J: ~ q50 4600 - - 465041'10 4 -

Mission t! 06935935 000 -4 ' 0 21 -

51396 562 4Boo 6580850w. 5-30 -

! ! ! ! . ! ! !



U I s : n ( j t ~ 1_ - " 2 , , 8 4 , , - - , - , - 2 , , , _ 9 ~ O__Dhn,._-" . ., . ~ J " u l " , , - y - , 1 , , 9

FLIGHT DATA & fUF..L CON5lR,IPTION

ItISSION NmiBER #284 .+'285 #286 11267

UNIT 58TH UN:> 58TH \'IIlt:; 7 3 M WI![; ) l )TH fTItC

AIRCRA:""7 cons!D;;.RED 43 1.2 119 4'AVERAGE FLYING T I M ~ 15:16 14:38 14:08 13:42

F'trcl. COR5U!11i:..1J:

Average 6016 6036 61J1 6149

Mll.Xilnu:. 6400 6375 6 ~ J 9 6370

Mini..oLC ,no 5600 5818 ~ 8 7 5

F"UEL REMAI",'1M j:

Average 61.5 614 611 634

I.lex:.nuo 900 UOO 1060 916

Mln1QUI:I 300 325 ,/02 320

Ava. GAW. miEn PER HOUR 391..0 412.6 4)3.9 4io8.8

TOTAL USED ON AIRBORNE Ale 556794 559054 1072599 474897

iti:!GHT DATA

m,iM3ER AIRCRAFT AlROORNE 90 8n 1n 74

Ava. BASIC '".r. OF ;,.IRCftAIT 74975 74915 75037 74706

AVEPJI.GE USE.FUL LOIl.D 58960 58603 61241 61320

Ava. '''_ OF HlY..IBS LOI'.DED 3.02-M-56 12 - M-65 (..96 - i,,-66 6. ,5 - "-66

Ava. if f . OF SO:-riBS LOADED 1)193 12008 14301 1..427.3

A V ~ G EFUEL LOADED 6652 6655 6740 6783

.\Ve. i'T. OF fUEL WADED 39912: '9930 4 0 . ~ 40698

AV$.G:-; l U X . ;I!;!GHT 58556005 6500 6351

AVG. GP.uss \'IT. "T T..xh OFF 1)3935 1.13518 136278 1.36028



~ . I S ; : ' I O ; l ' ;28 4 - :<90

DATi. "-4 J u l y ~ 9 1 . 5

fLIGHT DATA & FUEL COlSltJPI'IOll

WI':;SICICl lUGER #288 #=t.a9 # ~ 9 C

UNIT J1JTH WI!o[i JUTH Wlt.C Jli.TH W11(i

.. !RCRiLFI' COlt5IDr:RED 31 63 62

A V ~ G EFLYING TIME 1J :J i . 1/ , : )6 U : 2 7

FUEL C014SUMED:6076verage S 8 ~ J 6526

t06B 6918 6630.:iximxn

Min1.cnzlI 55)6 61..\0 5509

Ftrl!l. RUlAII1Illi:Average 767 676 625i. l. . .xintc 1054 l O ~ O 1160

Minimln 552 107 170- -

Ave. GALS. usED H..R EOUR 429.1 41.7.0 420.5-

TOTAL USt.D ON AIRBORNE Ale 234920 554]80 506815

1-lIl. lJRCRAFT AIRBORNE

l'IEIGH! DATi<

i , l 61 81

.WG. bMHC fIT. Of .li.IJiC.CU.r""'I' 7/.900 75555 75662AVE:R!.GE UoSEFUL LOd:: (,1910 5916) 6 1 3 d

AVG. i l l • OF BtI.JB$ Wi,DEI· 29·9 - ld-64 2.07 - Y-56 28.97 - i.l-6..AVG. ~ . T . OF a u ~ B SIJ)J"DED 15985 90)2 15499

AVER;,GE FUEL WADED 6590 72:!.1 6699.WG. \"j}'. OF W...L LOAlJED J954C 43266 /,.0194

i\VEa,GE . ISC. \il!IGHT6385 6665 6128

JoVG. GltOSS r t f . AT TiJ(E OFF 1;61310 13L 718 137483



,

F

XlCI BCMlER C ~ FIELD ORDER

1Il • • ic;-u l i ) , 284. 285. 286

28'7. 288. 289 !1!1 no



FIElD ClWERS }

""'."1R 5)

SECR.:...,.A u ~ h CG, ~ I ; \ t 1 p t h['1r ForeeInit. 01.,: ' \ ," ,o/ 'Dat.e 23 J u l y 191tS

~ ' I E I ' j T I 3 T H1..IR. FOR.C:S

'm"23 July 1945 - 1700K

Uaps: J"pan Avintion Ch.3l't 1:21$,mlO ..

1 . o . Q:t1ttcd.

b. (1) No CMn : ' " 'C .

(2 ) two J ~ b U ~ c dr -5 1 ' s wil l s t r ~ f o: round in s tn l13 t ions intar-;et a . r e ~:It l000K, nOOK, en d 1200K on 24 July.

2 . Tlfentioth l . t r Force at tacks tl: .r;:cts 90.25 - 2137, 90.25 - 26311,

90.2.5 _ 3a2, 90.20 - 1729, 90.24 - 2224, 90.20 - 2140/1141, and90.20 _ 1635 with m'U1QUD. effort of 15 :-,rOUfS on 24 Jul:r 1945.

(1) I"rim.'iry v i su a l b r ; ; c t s :

T.'RG.::T

(a ) 2137

(b ) 263A

!.!PI

017317

039082

FCRC:=: REgJIRZD

2 Groups

2 Groups

),['1 Referencos: XXI BomCo:J L i t h ~ o s a i c

(a) Ti.K'J11...ztJJ{f\ [,.HZ;,. !Io. 90.25 - 2137, }{ft."'MUSH!

(b ) OSl.K:, :illE;", 90.25 - Urb<1.n.

(2) P r w r y r ~ . d n rt : ! r ~ c t s :

Ca) F o ~ con t a r ...::t (a) : City o f KU'f[\NA.

(b ) Forco on t;uo('c..-'t (b): S<"'JTfJ cs p r i m ~ r yvi5U21.

(3) Sccond:::.ry visu.."'.1 to.r-:sts:

(2 ) ForCG on t<lr-ot (1.): 9 0 . ~- 1002.

(b ) F(l['ce on t . : : l r ~ i .(b): Nona.

(4 ) Route:

B:!.seIssecb13* Zone In20N

-13340E

(Ro:lss-::mblyArea)

)4.OO3CII - 1343SE (Dop<,.rturc Poin t )341630N - l.34573OE (IP)

t



F . 0 . 15

(b) Att-eck: Forco (a ) - 16.000 f t . ; Forco (b ) - 19.000 f t .

(6 ) Bacb Lo.:'.d:

(a ) Forco (",) , 1000 Ib GPs to .r:IllJdJnurn 8upplc.mcntod by " 0Ib G1's !'..s do:dr<..'Ci.

(b ) Force ( b ) : 4000 lb LeiS.

(7 ) Bo:* Fuzins:

(a) Forco ( .... ) : 1/100 n o M. non-dol",y t a l l . Intcrv"'lor.J:<tc.rs e t t i n , ~- minimum.

(b) Forco (b ) : Insu.,ntaneous nose, non-delC'.y t.1.1I.

(g) Time Control:

(t>.) Force C::): Pcssos copr.rturo po in t l'. t D-HOlJr plus 14minutes.

(b ) Forco (0) : I 'csses d<JjX'.rtlU"c po in t at. D-Hour plus 32minutes.

b . 7Jrd l " l i n ~ :

(1) Prin , ry visucl t a r. ; c t : 90.25 - 332, OSAKA. lI..'UiY ; . p . s ! ' l ! ~

!!!:!.121106110112

1£'1 Re f crc..'1Ca:90.25 - Urb:U'l.

3 Groups1 Group

XXI BOO'Cot:l. Litho-oWosaic OSJI.Kt. Alc..\ . t-3.J""':;t,

(2) P r i . ~ 1 j fre.dr-.r t u : ; , ~ t . :Ci ty o f K l J I j " A . ~ .

0 ) S e c o n d ~ r yvisual t eqc t . : 90.20 - 1915.

(4 ) Rcute:

BaseAssembly Zono I33151' - 13425E335Q1 - 13445E3416N - 13504ETarr,ct34UJI - 13545E340711 - 13615EIwo Jima.

Basc.

(aeassembly h r c ~ )

(!k.pe'1rtura Point)(IF)

(5) " l t U . . . . . .



F.D. 15

e . J13th "'11\::

(1) Prilll:.ry vi3.1:U t'U'.'::ots: 90.20 - 1729 ....ICHI ....IRCRi.FT '"fORKS.and 90.24 - 2224 TSU NJ.V;,L AffiC!tI.FT F... CTORY

~ lIP! PORCE !E31'TID)

(a) 1729 OJJ06J 2 Crcups

(b ) 2221, 040058 1 Group

urI n ~ f c r c n c ~ ~ :XXI BoroCom L i t h o - U o ~ i c 9

(.:I.) NAGOrI. J\llI'. 90.'::0 ~ 194 .

(b) TSU ;.m:::, 90.24 - 2221••

(n) Forco (.:I.): S ~ J ~~ s p r i m ~ r yv i ~ u . : l . 1 .

(b) Force (b): City of T5U.

(3) S e c o ~ d e r yv i ~ ~ lt a r ~ c t s :Not s ~ c i f i o d .

(4 ) Route:

BaseAsse:ubly Z"'no I3JJOH - 135153 (Reassembly Iure.:l.)

(el 3458" - 13555E (DP)3509" - 13606E (IP)Tar'1 ct343"" - 13711'Iwo J i . ~ 1 .

&"\5C.

(b ) 3W7N - 1361BE (DP " ..' " IP lT....r- ;ctRi ; h t 'l\:.m!we Jir:.<,.& s o .

(5 ) Altitudes:

(n) Enrcut.e t o t nr r; ct : 5,000 - 5,000 t t . . . . nd 9,0009,800 f t .

(b) h t t ~ c k :Force ( ~ ) _ 20,000 f t . ; Foree (b ) - 15,000 f t .

(6 ) Bomb L o ~ c ! :

(a) Force (n) : 2,000 Ib GPs.

<b) Force (b ) I

(7) B'Db Pus1111':

<al Perce (n) :

500 Ib GPs.

1/100 nos;.:, n o n - d : l ~ Yt a i l .



F . 0 . f95:

(8 ) Time C e n t r o l ~

(1;1) Forco (e) : 1'11:;505 de pa r tu r e point. r : t D-Hcur.

(b ) F"rce ( b ) : 1'.15:;0:; dop'!l"t.uro point ti t O-Hour plus 2J. m i n u t ~

x. (1)

(2)

Crews w i l l bo br iefed no t to f l y over n ~ v . : : : . lycsl!Icl1I cnroute.

I f middlo cloud i s mare t h . " predic tvd Md w i l l intorr. :. ro withb tnb in ..... uni ts on t ...r ~ t s263A. 332, 1729, and 2lAO w i l l .:l.ttCl:lptto sw y 001"'" a1ddl.c cloud. b.Jt w i l l not ::l-ttnck low:::r then16,000 f t .

( ) ) D-Hour i s 2Al100K.

4 . Ta.ctical lfission NI.t:lbcr 3 :

2137 2B4263.i. 285)B 2 21162224 2ir/1729 28il• 2140/1141 28916)5 290

5. o. (1) Twentieth A ir Forcco-seI p.nd SOP fo r s t r i ke repor t s , contact.repa!"ts .:ytd ;ITF pJloccdurGs.

(2 ) Ee.ch f l l -lIt squ.:!dron wi l l be equippc-d to b<'.rr.:>--:.::: j"'..r.l t h orc : ion 190-210 lllc.:?-cycl,:,s.

(J ) Observ,"!-tions of the e x te n t ::!.nd r e l i a b i l i t y of tho b;l.Tr":cw i l l be l ! l ~ d o\mi lo C N 0 r th o t a r c c t .

(4 ) Spot jamrnin:; w i l l bo conducted· over th e frequency ran-:cs180-190 mel 210-220 J:C.:;'l.cyclcs, a s d es ir ed by th o W i n ~

COOlmIlndinr Gcn<lral an d <is - ~ o " , e r n e dby t h e rop"lcitQ of c,chl'li110 •

(5 ) Jamncrs w i l l be kept i n operation a t :l.1.1 ti..mes when c l o s e rth.:,n 50 miles t o th e m<.>.inhnd nnd w i l l be turnod o ff (I t pHothor ti/lX)s, except fo r p r c n i ~ h t .-m:l post1'1i:ht:. froqucncychocks , which nrc to b e I : I ~ . d con th e t:;round ¥tl.ile the j"J:ll':Prs.?re i n s t d l o d i n the a i r p l M e s .

b . C o m m ~ n dros t : Hq • • Tt\'cnt:i.cth Air Force, GUJ\),(.

BY C O ! ' W ~OF !'1.JOil. GEN:::::'t..L LeliJ\Y:

:, ~ 1 K I S ~

B r i ~ Q d i o rG a n ~ r n ~ ,U&\Chief o f St.eJ't



Sf'.J'm':r/t.UU1: CG, T...en· . i" , th h i r FO'l : 'CIl

In 1 t i " ~ ' : ' ~ '= j f < ~ V [ ' ~ ' ~ P at.c:_ ; 23 J u l v 19' '>

Tn2lTIETIl Ir.IP FCFCF.QUM\

23J u l ~ '

1945 - 1800K

A.'fi:NtMENT NO, 1 ),FIELD ORDER f:O. 5 )

Chanee Poro.. , a (1) (a) to rund :

,. a . 1'),URGr.."'T

la ) 2lJ ' l

i l l

0171)7

FOr;ct rf.{'lUlflfD

2 ~ r o u p s

• OFFICIAL:

( ( ' ....1 ( , ' . . . . . ' ' ~ ' j \ a... -I

-f - ( / t" . J B HONTGOI1i:RYColenel, G. S. C.o cis, Opero.ticns

DlSTRIi!UTIOIl:

2 - CG J 58th Po:::th f l ing2 - CG J 73rd Bernb n n g2 CG, .313t.h Bomb n n g2 CG, )14th ! locb orin; :2 CG, 315Ul B c m ~l ing1 CG, l1ll Figh t= r CO;-JIlMd1 CO, 3rd Photo n.eCOIl ~ u a d : ' o n

6 _ Il-J ' l ' act ics, 1'\Th'ntieth Air Forco2 - 33rd seu, TnentiGth A ir Fcrce1 COlJl!lunications, Twontieth Atr Force1 OAS, ' l ' w ~ n t i e t hAir Force2 - CIU, T w ~ n t i Q t hAir Force1 A-l Reporting, 'i'w"'nticth Air 'Force4 A-2, T w e ! l t i ~ t . i lAir Force

10 ':'" KISSUER~ i g n d h rG ~ n c r e . l .Uf..A

Chief o f ~ t a ~ r



ANNEX

G

DISTRIBUTION

KlulOD11 No. 2 8 . 285' 286,

287· 2 8 8 . 287 Gill! 290



CoPY N:>.

12

34 - 56789

1011121314151617181920212223 - 242526 - 272829 - 3334

35

:Ji>

37

38 67

68 - 69

70

7172737475767778

79 -eo

DISTRIBUTION

!.1.CTICAL MISSION FlEPORI'

Co:mIandin,oJ General; Arrrcf A ir F or ce3Ca:manding General; U.S. Army St ra tegic Air Forcee ( ~ a r )

Co:lInanding General, U.S. o\rn1:r St ra te s i c ' \ i r Fo=oeea ('Jue..,;:)Chief o f S ta r r, U.5 • • ~ Strotogic 4 i r Forces ( ~ ~ ~ )

Coui:landill,1 Ge ne ra l; ' I\ le n ti et h .Ur ForeeComaanding G en era l; E ig ht h A ir Force ° (Okinana)Cocmander in Chief, U.S. ~ forces , Pac i f i cChief of 1t:.val Opat'at ions , o:'_l6_vCoomandor in Chief; P ac if ic F le ot (ddv ~ 4 )

C o m m a ~ e rin Chief, Paci f i c Flee t (Rear nq )ComuanderoAir Force, P ac if ic F le etCcmi1anier; Third Fleet

Coc::ril'looer; Fif th F lee tCo,mander; F i r s t Carr ie r Task ForceCommander, lJarianasCcm!I<mdin,; General; U. S. ..I.r1:ly Forces, ° l ~ d dIe Pac i f i cC o ~ J a n d i ~General ; Allied . \ i r Forces , S:rPACOilIl:J.300ins; General; Far East . u r Forces~ d i n gGeneral; U.$. St ra teGic A ir Forces i n EuropeCocrnandiQg G e ~ r a l ;Mediterranean ~ l l i e d!d r ForcesC o m c a n d i n ~G e ~ e r a l ;Fi f t een th Air ForceCcm::l.£IIrling General; Seventh Air ForceC<m:::anding Ganer'll; VII Doc.;ber Comr:landCannaIIiing G e n e r ~ l ,VI! Fish te r Co:;mandCommanding General ; E l ~ v e n t hAir Force~ d i n g ° G e n e r a l ,3 0 l s t Fieh td r ~ i n gConn3Jld Hq, Allied . \ i r Forces , S7PA'

ATTN: Senior l n t e l l i ~ c n c cOff i ce r, 'R .A.1 .F,Cormnand.er in Chief, U, S • . -\r:hy Forces , Pac i f ic

::TI'N: G-2 (For Sect ion 22. RCt!)Off icer in Cbarca, J oi nt I nt al li ge n ce C E ~ t e r

Pacif ic Ocean Are43

CaIna.tding Gener9.l, .\riilj' Air ForcesATrN: AC/.ts In te l l igence

Cot:manding Gener i l , <lr":lY .U r lo'orces. ~ N :lC/AS, In te l l igence . Co l l ec t i o n J i v ~ s i c n

CoTnmanding General , U. S • • \rm,y StrateGic Air i 'orcas ( v " : ' ~ . : J )

ATTN: In te l l igenceCom:o.mdiog G en er al . U .S . A r ~St ra teg ic . l i r ~ o r c a s(J:.l::w::)

ATl'N: Co:!lCUnic3t ionsFOR: Counter ' . !aasures . \ i r -U1:l.1ysilll Ce::.ter

Cor:manding Off icet . ' lT / en t ie th .U r Force Lead ~ " ' . . ,Sc: . 'AlBrigadier General , n .S . J ia ns el l. J r .

Chief or S t a r r . ' I ' : lentieth , \ i r ForceDeputy e/s, Op<:lS. T71entieth Air ForceAC o r S • .1-2. Tr1entieth :oir ForceChec:Lical Il:u-r are . Off ice r. ' i 'adnt ieth .',J,r ForceGrdnaxe Off i ce r. ' : \ ' /enticth A ir Force~ e c t o ror Tact ics , A ~ 3 ,TiJentieth 4 r Force

Histor1c3.1 Ofr i ce r. Tne'l t ie th A ir F"rce



a,B2

a3..

asB6a7aa

a9

9091929394

~979899

100

10110 2

10 3

104

lOS

10 6

10 7

10810 9

l lo111112113114llS116117 - 130

Co=!3lJdins Genera l ; 5 8 t h Bombardment OIiOCCc:r.r.lmding Genera l ; 7 ) r d Bombardl"lent :1ingCom:Landing Genera l ; 313 th EOlllbflTdment 71ine;Comm.'lndillB Genera l ; 3lJ, th l:la:lb3l"daent :;in..;Ccrrt:nnd iog Gener.:al; 31 5 th Bombardment .71 ri g

Ca3n)ndina Officor; 3rd Photo R c c o n n 3 i 8 Q ~ n c a51CoomandiOS Officer; 41st Photo R e c o n n a i s s ~ n c eS ~

CoIlJuanjillJ Off icor, 55th Reconnaiaso.nca SQ.. 1.006 R:lfl..Joleather .

~ ~ n d i n sOfficor. TQantieth Air Force Caobat Stau1naCenter (Provisional)

~ n d i n gOfficor; 3Jrd Sta t i s t i c31 Control U ~ i t

Cbeoanding O ffic or; 6th Bomb Group ( ~ r l )

CammandinJ Officer; 9t h Boob Group (VH)Cocnandiog Off i ce r ; 16th Bomb Group (VB)Coomanding Officer ; 19th Ba=.b Group (va)

C o r : l : 1 a n d i ~O ff ice r ; 2 9 t h Bomb Group (VH)Col:rn:J.ndill3 Off ice r ; 3 9 t h Bomb Group (VH)~ i n gO f f i c e r ~40th Bach Group (VH)Ca=andill.3 Off i ce r ; ] 3 0 t h Bomb Group (VH)Ca:oancling Cff i ce r ; 3 3 1 s t Ba:J.b Group C'/H)~ d i D . BO f' ri ce r; 4 44 th Bomb Group (VH)Ccx;nanding Cff i ce r ; 462nd BO'.:lb Grou p (Vi i)Cornm.:mdill,3 OfficE'S; 468th Bocb Group (VH)Cor!maooiIlG Off ice r ; 497th Bor.lb Group (VH)Cotit:Janding Officer ; 49Bth Boolb Group (VH)Ca!l:nandino Officer ; 499th Ba:lb Group (VH)

Co=ndine; Off ice r ; 500th Bomb Group (VH)Cocmandins Off icer ; 501s t Boob Group (VH)Co:Inanding Off ice r ; 502nd Banb Group (Vri)Comoandil'lti Off ice r ; 504th BOIUb Group (VIi)Conuan.:1ing Off ice r ; 505 th Bm.b GrOUiJ (Vii)C a m m ~ n d i O SCff ico r ; 509 th Cocposi te GroupCot::Inanding O ffi ce r; 1 5t h FiBhter Group (ViR)Com!Dandi..Il.g O ff ic er ; 2 1s t Figh te r Gro up (V lR )Ca:!m:md.ins Off ice r ; 41..4th Fi g h t e r Group (VI.R)Ccm:!arrline; Of'f lc 'Jr. o 5 0 6 t h F ig h te r Group ('11..R)R ep or ti ng U n it ; A-2; ' fuen t ie th A ir Fo rc e ( F i l e -=Opy)RePOrting Unit • • '1.·2. Tr/eotieth , \ i r }'orce

•



TAReET 1O.2lI-2J37_ IS HI AIRCRAFT CO

TMAAADZUKA PLANT

10 AF-MISSION 28!l24 JULY '45

DMl'tIE ASSESSMEtiT REPORT 1 ~ 6

Col U -10 AIR FllRcE



- - - - - _ . . . " . ~

KEY

· · ~ D a forDestroyed

IlSlGutted

ml Minor ROOf Dam Old Damage



CONFIDENTIAL

9 810

2.3 0-

. . . .~ 14 II_ 1 3 - 1 2 ' - _ ' - - ...... __ ......

19 20 21 ,., 23o 24b Q

TllnJet 9 Q 2 0 - 1 6 ~Nakajima Ale, Handa Plant2 0 A F M ~ ~ 2 9 0 ~ 4 ~ ~D<IIT1<IQeAssessment Report 165

C.LU20AF

KEY-S1ructura1 Damage

m Gutledm MinorDamageam RelllOllOl

4

5 63

16

llJ18__ 25

_ 2 6

2

••

&6 51 '4. "1 tlO lZZZ2luIe

"'",._.

- , •••",

17

-..' ::.",

..

,



S ~ C ~ t T

MEAN POINTS OF I"'PAC T

21st bomber command tactical mission report 284, 290, ocr

Documents