Phlox Subulata of Hitsujiyama Park(Chichibu city). As for Chichibu city with Phlox Subulata famous. Phlox Subulata full-bloomed, It is May from April.
<a href="//commons.wikimedia.org/wiki/User:Kentagon" title="User:Kentagon">Kentagon</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>