视频中的人物名叫西岛鹤雄，曾是侵华日军第七三一部队气象班成员，该视频是1997年8月31日，西岛鹤雄接受日本学者西里扶甬 子采访时所录制，视频总时长38分钟。西岛鹤雄在口述证言中重点讲述了其所在的气象班参与人体实验、实施细菌战等犯罪内容。 据介绍，侵华日军第七三一部队曾设有单独的冻伤实验室，1938年至1945年间，吉村寿人一直担任冻伤研究班班长，在其1941年发 表的一篇名为《关于冻伤》的论文中，记载了七三一部队强制使用活人进行冻伤实验的数据，主要是测试和记录不同实验环境下， 人体的冻伤发生与病理变化有关数据。 央视网消息：2025年12月13日是第十二个南京大屠杀死难者国家公祭日。侵华日军第七三一部队罪证陈列馆近日公布了一份原侵华 日军第七三一部队气象班成员西岛鹤雄接受日本学者采访的完整视频，这份口述证言清晰披露了日本侵华细菌战的战场运转体系， 以及他所在的气象班参与的人体实验、实施细菌战等犯罪内容。 ...

Core Viewpoint - The article reveals the atrocities committed by the Japanese Unit 731 during World War II, including human experimentation and the use of biological weapons against Chinese civilians, as disclosed in recently declassified documents by the Russian Federal Security Service [2][3]. Group 1: Historical Context - The declassified documents indicate that the Japanese military, specifically Unit 731, conducted extensive research on various pathogens to develop biological warfare capabilities, targeting both Soviet and Chinese populations [3][4]. - Over 600,000 Japanese soldiers surrendered to the Soviet Red Army during the conflict in Northeast China, leading to investigations into those involved in biological weapon development [2]. Group 2: Human Experimentation - Unit 731 was responsible for numerous inhumane experiments, including the use of live human subjects to test the effects of diseases such as plague, anthrax, and cholera [3][4]. - The documents detail how Japanese forces used artillery shells filled with pathogens to infect hundreds of Chinese individuals, subsequently collecting data on infection rates to assess the effectiveness of the biological agents [3]. Group 3: Military Strategy - The correspondence from Ivan Dolgikh highlights that Japan had completed significant research on biological warfare methods before launching potential attacks against the Soviet Union from Northeast China [4].