. .. 

I 

SIGNAL SECURITY AGENCY 

WA•HtNGTON 215, D. C, 

SPSIB-4 15 May 1945 

SUBJECT: Intercept Assignment. 

THRU: Chief, Intelligence Division, 

TO: Director of Conmunications Research, SPSIS-3 

1. Supplementing letter dated 14 May 1945, subject as above, there 

is attached as Tab A a summary of the intercept traffic forwarded by 

Monitor Station Five during December 1941. As stated in paragraph 3 of 

the above cited letter, this summary was prepared from log sheets fur-· 

nished by that station which listed each intercept message sent to 

Signal Intelligence Service during the month. 

2. Reference paragraph 2 of the above cited letter, the missing 

radiogr&Jlll!I to Monitor Station Five have been located and do not alter the 

station's intercept directive as it existed on 1December1941. 

1 Incl 

Tab A 

RO ERT 

~~~ T. WALKER 

Major, Signal Corps 

Chief, Traffic Analysis 

and Control Branch 

Sf CE 

Declassified and approved for release by NSA on 11-06-2013 pursuant to E .0. 1352a 
Sending Station 

Bandoeng 

Bangkok 

Bangkok 

e Bangkok 

Berlin 

Berlin 

Berlin 

Buenos Aires 

Ha inking 

Osaka 

Osaka 

.,ID :A488575 , '-< '1' -. . ) ;· / /,) 

TAB "A" 

International Point-to-Point 

£!11. 

PLG 

PLG3 

PLY 

PMA 

HSP6 

HSE3 

HSP2 

HSP6 

HSP6 

DFW 

DGO 

000 

DFP 

DFT 

LQB4 

LQE 

J1402 

TDH 

JAF 

JAG 

JAJ 

JNB 

Receiving Station 

Osaka 

Berlin 

Osaka 

Rome 

Hsinking 

Shanghai 

Tokyo 

Tokyo 

Berlin 

Bandoeng 

Kabul 

SEGRET 

Txpe of Traffic 

Japanese Diplomatic 

French Diplomatic 

German Diplamatic 

German Jlilitary Attache 

Italian Diplomatic 

Thailand Diplomatic 

Co.1111ercial 

German Diplomatic 

Japanese Diplomatic 

Japanese Military Attache 

Japanese Naval Attache 

Thailand Diplomatic 

German Diplomatic 

Italian Diplomatic 

German Diplomatic 

Kanchukuoan Diplomatic 

Ge~ Diplomatic 

German Diplomatic 

Japanese Diplomatic 

Japanese Jfilitary Attache 

Japanese Naval Attache 

German Diplomatic 

Italian Diplomatic 

Japanese Diplomatic 

Japanese ll:ilita1"7 Attache 

Japanese Naval Attache 

Commercial 

German Diplomatic 

Thailand Diplomatic 

Japanese Diplanatic 

Japanese Jlil.itary Attache 

Afghanistan Diplomatic 

Japanese Diplomatic 
8'i:A488575 

e 

International Point-to-Point (cont'd) 

Sending Station Call Receiving Station Type of Traffic 

Osaka JNB London Japanese Diplomatic 

Japanese Naval Attache 

Osaka JAJ Saigon German Diplomatic 

JNS2 Japanese Diploma.tie 

JNS4 Vichy French Diplomatic 

Osaka JNA Stockholm Japanese Diplomatic 

JNB Japanese Military Attaehe 

JNL 

Osaka/Tokyo JAI Bangkok French Diplomatic 

JAJ German Diplomatic 

JAQ Italian Diplomatic 

JNS2 Japanese Diplomatic 

JUJ Japanese Military Attaehe 

Japanese Naval Attache 

Thailand Diplomatic 

e Osaka/Tokyo JAJ Berlin Finnish Diplomatic 

JNA German Diplomatic 

JNB German Naval Attaehe 

JNE Japanese Diplomatic 

JNL Japanese Military Attache 

JNO Japanese Naval Attache 

JNP Spanish Diplomatic 

JUI 

JUJ 

JUL 

JU)( 

Osaka/Tokyo JAI Rio de Janeiro Japanese Diplomatic 

JUF Japanese Military Attache 

JUJ Japanese Naval Attache 

JUM 

-Osaka/Tokyo JNL Rane Commercial 

• JNO Italian Diplomatic 

JNP Italian Jl:ilitary Attache 

JUF Japanese Diplomatic 

JUI Japanese Military Attache 

JUJ Japanese Naval Attache 

JUL Portuguese Diplomatic 

e Spanish Diplomatic 

Vatican Diplomatic 

Rio de Janeiro PPM Buenos Aires Japanese Diploma.tic 

BB 
--fifilyn:A488575 

e 

International Point-to-Point (cont'd) 

Sending Station Q!!l Receiving Station Type of Traffic 

Rio de Janeiro PPM Tokyo Gennan Diplomatic 

PFQ Japanese Diplomatic 

PUS 

Saigon Osaka Japanese Diploma.tic 

Santiago CEQ Berlin German Diplomatic 

Santiago CEA2 Rio de Janeiro Japanese Diplomatic 

Santiago CEA2 Tokyo Japanese Diplomatic 

Tokyo JNO Geneva/Berne German Diploma.tic 

JNP Japanese Diplomatic 

JUI Swiss Diploma.tie 

JUJ Vichy French Diplomatic 

JUL Vichy French Military Attache 

e Tokyo JUF Buenos Aires Japanese Diplomatic 

Tokyo JJS Hank ow Conmercial 

Tokyo JIY Mexico Japanese Diplomatic 

Tokyo JNO :tloscow Japanese Diploma.tic 

JNP 

JUW 

Tokyo JUF Santiago(Chile) Japanese Military Attache 

Tokyo JUM.2 Shanghai German Diplomatic 

Italian Diplomatic 

3 

BRET 
mliln:A488575 

• Far Ea.stern Diplomatic Net 

Sending Station £!!!. Receiving Station Type of Traffic 

Tokyo LD3 Shanghai Japanese Diploma.tic 

LCA Peking 

LOB A!ooy 

Nanldng 

Reinking 

Tsingtao 

Shanghai OJU Tokyo 

Hank ow 

Nanld.ng 

Peking 

Hsingking 

Tsingtao 

Peking YL3 Tokyo 

Shanghai 

Tientsin 

Tsingtao 

e Amoy 3KT Tokyo 

Shanghai 

Tsingtao 

Swatow 

Canton 

Tsingtao LSD Tokyo 

Peking 

Canton LSU Amoy 

Peking (?) RL3* Tokyo 

Hsinking (?) Harbin 

*Possible Error 

• 4 

as 

• -

-