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Unit 731


Japanese Unit 731: A history of war-time horror


Unit 731 Japanese Biological Warfare Program WWII


Unit 731 destroyed evidence of WWII experiments: researchers


Unit 731 museum opens in NE China


Exhibition Discloses Atrocities of Unit 731 of Japanese Aggression Army

Unit 731 , also referred to as Detachment 731, the 731 Regiment, Manshu Detachment 731, The Kamo Detachment, or the Ishii Company, was a covert biological and chemical warfare research and development unit of the Imperial Japanese Army that undertook lethal human experimentation during the Second Sino-Japanese War (1937–1945) of World War II. It was responsible for some of the most notorious war crimes carried out by Imperial Japan. Unit 731 was based at the Pingfang district of Harbin, the largest city in the Japanese puppet state of Manchukuo.