宇津木孟雄1954年7月—9月筆供，他1895年生于日本千葉縣。1934年，任偽滿憲兵隊顧問。1942年7月，任新京興亞產業公司社長。1945年12月20日，于長春被蘇軍逮捕。

?? 宇津木孟雄

重要罪行有：

1937年11月，把新京憲兵分隊“扣押中的死刑該當中國愛國者為病理實驗”而押送給新京第二陸軍病院?！按藭r我正乘汽車要出差，順便把田村伍長和該被扣押人帶到陸軍病院前。”

1938年1月，為了拿活人做病理實驗，“我命安騰準尉和田村伍長兩人將死刑該當者1名，押送新京第二陸軍病院，交給小野軍醫大尉”。

11月，為了拿活人做病理實驗，“命安騰準尉和田村伍長把分隊扣押的死刑該當中國愛國者1名，押送新京第二陸軍病院，交給小野軍醫大尉”。同月，“逮捕中國愛國人民7名，其中6名押送檢察廳處理……，1名以殺人強盜罪該當著，押送新京第二陸軍病院試驗”。

Abstract of the Written Confessions in English

Takeo Utsugi

According to the written confession of Takeo Utsugi from July to September in 1954, he was born in Chiba Prefecture, Japan in 1895. In 1934, he was an advisor to the “Manchukuo” Military Police. In July 1942, he became manager of Xinjing Xingya Industry Company. On 20 December 1945, he was arrested in Changchun by the Soviet Army.

Major offences:

November 1937:sent “a Chinese patriot who was sentenced to death” and detained by the Xinjing Military Police to Xinjing No. 2 Army Hospital “for pathological experiments”; “At that time, as I was just about to go on a business trip by car, I helped to send Corporal Tamura and the detainee to the hospital”;

January 1938: in order to do pathological experiments on live bodies, “I ordered Warrant Officer Ando and Corporal Tamura to send a prisoner sentenced to death to Xinjing No. 2 Army Hospital and give him to a military surgeon, Captain Ono”;

November: in order to do pathological experiments on live bodies, “ordered Warrant Officer Ando and Corporal Tamura to send another prisoner sentenced to death, a Chinese patriot detained by the Unit, to Xinjing No. 2 Army Hospital, and give him to a military surgeon, Captain Ono”; in the same month, “arrested 7 Chinese patriots and 6 of them were sent to the Procuratorate…one was sentenced to death for murder and robbery, and later sent to Xinjing No. 2 Army Hospital for experiments”.

（來源：國家檔案局網站，編輯 Helen）