I------ REF ID:A487563 

From: Tokyo 

To : Washington 

19 November 1941 

(Jl9) 

Circular #2353 

message in an emergency. 

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Q.,1; f; <·' ·./ , -: ·: I· ' I ~.' i 

-,; '1,,''/L··1 • , _,. ..J....-.._~ 

Regarding the broadcast of a special 

Iri case of emergency (danger of cutting off our diplomatic relations), and the cutting off of international 

communications, the following warning will be added in the middle 

of the daily Japanese language short wave news broadcast. 

(1) In case of a Japan-u.s. relations 

in danger: HIGASHI NO K!AZEAME.* 

(2) Japan-U.S.S.Ro relations: KITANOKAZE: · KUMORI.** 

(3) Japan-British relations: NISHI NO 

KAZE HARE.*** 

This signal will be given in the middle 

and at the end as a weather forecast and each sentence will be 

repeated twice. When this is heard please destroy all code papers, 

etc. This is as yet to be a completely secret arrangement. 

*East wind rain. 

**North wind cloudy. ***West wind clear._ 

Forward as urgent intelligence. 

!Declassified and approved for release by NSA on 11 :.QB-2013 pursuant to E. 0. 1352§ 

SIS 25432 

JD-1: 6875 (Y) Navy Transo 11-28-41 (S-TT) 
I 

J 

., __ , 

REF ID:A487563 

.!SEGRE] 

Froa: Tolqo 'l'o : Vaahington 19 November 1941 

(Jl9) 

Circular #2353 

Regarding the broadcast or a special 

message in an emergency. 

In case or emergency (~nger of cutting 

ott our diplomatic relations), and the cutting ott of international 

communications, the tallowing warning vill be added 1n the middle 

ot the d&117 Japanese language short wave news broadcast. 

(l) In case of a Japan-u.s. relations 

in danger: HIGASHI NO KAZEAME.* 

(2) Japan-u.s.s.R. ·relations: EITANOKAZE 

ltUMORI.** 

(3) Japan-British relations: NISHI NO 

ICAZE HARE.*** 

This signal will be given in the middle 

and at the end as a weather forecast and each sentence will be 

repeated twice. When this is heard please destroy all code papers, 

etc. This is as }'et to be a completel7 secret al."l'angement. 

*East wind rain. 

**North v1nd cloudy. ***West wind clear. 

SIS 25432 

JD-1: 6875 

Forward as Ul'gent intelligence. 

(Y) Navy Trans. 11-28-41 (S-TT) 

!$ECRE] 
- - -- REF ID :A487563 

From: Tolqo To : Washington 19.November 1941 

(Jl9) . 

Circular #2353 

message in an emergency. 

(, 

Regarding the broadcast of a special 

In case of emergency (<ianger of cutting off our d1plomat1c relations), and the cutting oft or international 

communications, the following warning Will be added 1n the middle 

ot the daily Japanese language short wave news broadcast. 

(l) In case of a Japan-u.s. relations 

in danger: HIGASHI NO KAZEAME.* 

(2) Japan-u.s.s.R. relations: KITANOKAZE 

XUMORI.** 

(3) Japan-British relations: NISHI NO 

KAZE HARE.*** 

This signal will be given in the middle 

and at the end as a weather forecast and each sentence will be 

I'epe&ted twice. When this 1s hes.I'd please destroy all code papers, 

ete. This is as yet to be a completely secret arrangement. 

*East wind rain. 

**North v1nd cloudy. ***West wind clear. 

SIS 25432 

JD-1: 6875 

Forward as urgent intelligence. 

(Y) Navy Trans. 11-28-41 (S-TT)