Samhyo</td>
<td><a href="//en.wikipedia.org/wiki/List_of_legendary_monarchs_of_Korea" title="List of legendary monarchs of Korea">King</a></td>
<td>—</td>
<td>315 BC</td>
<td>290 BC</td>
<td></td>
</tr>
</table>
<h3><span class="mw-headline" id="Japan"><a href="//en.wikipedia.org/wiki/J%C5%8Dmon_period" title="Jōmon period">Japan</a></span></h3>
<table style="text-align:center;" class="wikitable">
<tr>
<th>Type</th>
<th>Name</th>
<th>Title</th>
<th>Royal house</th>
<th>From</th>
<th>To</th>
<th>Refs</th>