Report of Investigation Division by Harold A. Small (civilian investigator), dated September 4th, 1946 on the military and biographical history of subjects complied with by Japanese Government.
Report of Investigation Division by L.H.Barnard (SCAP), dated October 14th, 1946; on the military and biographical histories of Honji Yamaguchi and Shiro Yamashita.
Report of Investigation Division by L.H.Barnard (SCAP), dated November 8th 1946; on the allegations that Ishii Shiro and a member of the Imperial family engaged in activities in China that would characterise them as a war criminals.
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.
Report of Investigation Division by John C. Donnell (SCAP, Legal Section), dated December 3rd, 1946; on the denial of human experimentation during Maj. General Yujiro Makamtsu's interrogation.
Report of Investigation Division by Neal R. Smith (SCAP, Legal Section), dated January 27th, 1947; on the military and biographical history of Tokio Machida and Seiichi Nakajima.
Report of Investigation Division by Neal R. Smith (SCAP, Legal Section), dated January 28th, 1947; on allegations provided by Ryoichi Naito that Shiro Ishii used POW for his research in bacteriological warfare.
Report of Investigation Division by Mr. Roy T. Yoshida (SCAP, Legal Section), dated February 6th, 1947; on Hiroshi Ukki not being localisable at the address given during the reference report.
Report of Investigation Division by Ernest H. Powell (SCAP, Legal Section), dated February 25th, 1947; on the name of the former commanding officer at Harbin Experimental Section being unknown.