The magnitude 7.9 <a href="https://en.wikipedia.org/wiki/1586_Tenshō_earthquake" id="mwNA" rel="mw:WikiLink" title="1586 Tenshō earthquake">Tenshō earthquake</a> strikes <a href="https://en.wikipedia.org/wiki/Honshu" id="mwNQ" rel="mw:WikiLink" title="Honshu">Honshu</a>, Japan, killing 8,000 people and triggering a <a href="https://en.wikipedia.org/wiki/Tsunami" id="mwNg" rel="mw:WikiLink" title="Tsunami">tsunami</a>.<sup about="#mwt30" class="mw-ref reference" data-mw='{"name":"ref","attrs":{"name":"NGDC"},"body":{"id":"mw-reference-text-cite_note-NGDC-4"}}' id="cite_ref-NGDC_4-0" rel="dc:references" typeof="mw:Extension/ref"><a href="./January_18#cite_note-NGDC-4" id="mwNw" style="counter-reset: mw-Ref 4;"><span class="mw-reflink-text" id="mwOA">[4]</span></a></sup>