広郵便局
<a href="https://en.wikipedia.org/wiki/ja:User:%E6%85%A7%E7%94%9F" class="extiw" title="w:ja:User:慧生">慧生</a> at <a href="https://en.wikipedia.org/wiki/ja:" class="extiw" title="w:ja:">Japanese Wikipedia</a>
GFDL
<span class="int-own-work" lang="en">Own work</span>