According to the written confession of Yukio Shimura in June 1954, he was born in Hyogo Prefecture, Japan in 1902. During the Japanese War of Aggression against China, he served as captain of the Hailar Japanese Military Police.
Around June 1944:arrested 4 or 5 people who tried to sabotage the coal mine and power station in Jalainur; "some of them were disposed of in special transfer and some were sent to the Procuratorate for sentencing";
Around20 December 1944:Military Surgeon Matsumoto (name not very clearly remembered), Colonel of Ishii Unit in Harbin, came to Hailar for research on frostbite. People were escorted from the train station to the frostbite research center. "Whenever I received the notice that some people had been escorted to Hailar Station, I would order the Hailar Military Police Branch to escort them. I could not remember which military police unit had sent these people, but I remember there were 3 or 4 people sent here during the research period";
March 1945:"The Hailar Military Police Branch arrested a Communist Party member who was dispatched from Yanan. We disposed of this person in special transfer";
April 1945:"The Contingent of Sanhe Military Police arrested 3 Communists and disposed of them in special transfer";
Early July 1945:The Manzhouli Military Police Branch uncovered a case where a Chinese agent for the Soviet Consulate in Manzhouli set fire to the Japanese army in Manzhouli under the command of consular officers, and "the person was disposed of in special transfer";
18August 1945:ordered the subordinates to "kill and bury in the military camp" the wounded Chinese people.