寻证日本（之一）：80年选择性失忆，侵华日军的最新罪证就藏在日本

Core Viewpoint - The article highlights the ongoing efforts in Japan to uncover historical truths regarding the atrocities committed by the Japanese military during the Second Sino-Japanese War, particularly focusing on the actions of Unit 731 and the 1644 Unit, emphasizing the importance of acknowledging history to prevent future conflicts [1][2]. Group 1: Evidence and Historical Documentation - New evidence pointing to the crimes committed by the Japanese military during the invasion of China continues to emerge, with significant documents being found within Japan itself [2]. - Japanese Communist Party Senator Yamazoe Taku presented historical materials related to Unit 731 in the National Diet, which had been hidden in the Japan Defense Ministry for decades [3][4]. - The documents include detailed records of inhumane experiments conducted on human subjects, contradicting the Japanese government's claims of lacking evidence regarding Unit 731's activities [3][4]. Group 2: Personal Accounts and Investigations - The article features the story of Takeuchi Katsutoshi, the son of a member of the 1644 Unit, who discovered his father's military history and is now seeking to uncover the truth about his father's involvement in wartime atrocities [5][6]. - Takeuchi's investigation led him to uncover hidden military records that confirm the existence and activities of the 1644 Unit, challenging the narrative that all evidence has been destroyed [6][9]. - The persistence of individuals like Takeuchi and researchers like Matsuno Makoto is crucial in the ongoing quest to document and understand the historical realities of Japan's wartime actions [10][11]. Group 3: Government Accountability and Historical Recognition - The Japanese government has been accused of deliberately concealing evidence and misleading the public regarding the actions of Unit 731, raising questions about its accountability [3][4]. - Yamazoe Taku argues that the government's claims of lacking detailed records are false, emphasizing the need for transparency and acknowledgment of past wrongs to prevent future mistakes [11]. - The article stresses that a government unwilling to confront its historical actions lacks the legitimacy to discuss future relations and peace [11].