According to the written confession of Issaku Sugihara in June 1954, he became chief of Ideology Section of Criminal Division of the Ministry of Justice of the "Manchukuo" in May 1938, and director of Criminal Division of the Ministry of Justice of the "Manchukuo" in January 1945. He was captured in November 1945.
From May 1938 to May 1939: "when I was the chief of Ideology Section, …the numbers of Chinese people penalized or suppressed were as follows: from around May and June 1938 when about 40 people were dealt with by Harbin High Procuratorate and Harbin High Court, a total of about 300 people were dealt with";
From February to March 1941: directed the handling of the "Incident in the "Three Zhao's Areas (Zhaoyuan County, Zhaozhou County and Zhaodong County)", "a total of 175" "guerrillas and related local people" were prosecuted;"the results of prosecution and verdict: 72 with death penalty, and 40 with life imprisonment"; "a significant number of people died between the time of arrest and the verdict, which, I believe, was caused by poor living conditions in detention and interrogation with torture by the police";
From March to May 1943: investigated and prosecuted "about 80" members of the Anti-Japanese and National Salvation Association and peaceful residents who were arrested in the "Ba-Mu-Dong Incident" (Bayan County, Mulan County and Dongxing County);
"When I was the head (undersecretary) of the High Procuratorate", "under my supervision and command", "more than 30,000 people were tortured and suppressed" for economic cases.