The Japan Times<p>From hidden family records to national archives, a son uncovers a chilling wartime legacy. <a href="https://www.japantimes.co.jp/news/2025/08/13/japan/history/unit-1644-nanjing/?utm_medium=Social&utm_source=mastodon" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">japantimes.co.jp/news/2025/08/</span><span class="invisible">13/japan/history/unit-1644-nanjing/?utm_medium=Social&utm_source=mastodon</span></a> <a href="https://mastodon.social/tags/japan" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>japan</span></a> <a href="https://mastodon.social/tags/history" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>history</span></a> <a href="https://mastodon.social/tags/wwii" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>wwii</span></a> <a href="https://mastodon.social/tags/imperialjapanesearmy" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>imperialjapanesearmy</span></a> <a href="https://mastodon.social/tags/biologicalweapons" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>biologicalweapons</span></a> <a href="https://mastodon.social/tags/unit731" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>unit731</span></a> <a href="https://mastodon.social/tags/unit1644" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>unit1644</span></a> <a href="https://mastodon.social/tags/china" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>china</span></a></p>