[PAR] [TLE] Unit 731 [SEP] Unit 731 (Japanese: 731部隊 , Hepburn: Nana-san-ichi Butai ) 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 Japan.  Unit 731 was based at the Pingfang district of Harbin, the largest city in the Japanese puppet state of Manchukuo (now Northeast China). [PAR] [TLE] Masaji Kitano [SEP] Masaji Kitano (北野政次 July 14, 1894 – May 17, 1986) was a medical doctor, microbiologist and the lieutenant general of the Imperial Japanese Army.  He was the second commander of Unit 731, a covert biological and chemical warfare research and development unit responsible for some of the most notorious war crimes carried out by Japanese personnel.
[PAR] [TLE] Unit 731 [ SEP ] Unit 731 ( Japanese : 731部隊 , Hepburn : Nana - san - ichi Butai ) 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 Japan . Unit 731 was based at the Pingfang district of Harbin , the largest city in the Japanese puppet state of Manchukuo ( now Northeast China ) . [PAR] [TLE] Masaji Kitano [ SEP ] Masaji Kitano ( 北野政次 July 14 , 1894 – May 17 , 1986 ) was a medical doctor , microbiologist and the lieutenant general of the Imperial Japanese Army . He was the second commander of Unit 731 , a covert biological and chemical warfare research and development unit responsible for some of the most notorious war crimes carried out by Japanese personnel .
Masaji Kitano was what rank when Unit 731 carried out the most notorious war crimes in Manchukuo?
Masaji Kitano was what rank when Unit 731 carried out the most notorious war crimes in Manchukuo ?
second commander
second commander