Report of Investigation Division by H. Kanemitsu (SCAP), dated November 12th, 1946; on Hosaka's location and the activities he led in the Osaka Office during WW2.
Summary of daily messages, resume of the situation, and miscellaneous information from the General Headquarters Supreme Commander for the Allied Powers Military Intelligence from November 11, 1945.
Communication between the Joint Chief of Staff and Commander in Chief of the Far East (CinCFE), MacArthur, from February 28th, 1974 on requests from the USSR to integrate Japanese individuals on Bacteriological Warfare.
Letter to Lt. Col. M. Moses from Lt. Col. G.W. Anderson on January 2, 1945 regarding potential Japanese attempts to spread and develop the use of anthrax for biological warfare.
Telegram received by the Embassy of China in London from the Foreign Office, Chungking on April 6, 1942, recounting 5 occasions where the Japanese used bacteriological warfare against the Chinese.
Transmission to the War Department in Washington D.C. by the FBI of a newspaper article on Japanese biological warfare by Fletcher Pratt in April, 1942.
Letter from John Edgar Hoover, director of Naval Intelligence regarding German doctors teaching Japanese the art of bacterial warfare dated January 30th, 1942.