>>536
https://play.google.com/store/search?q=%E6%96%B0%E5%88%8A&;c=apps

>>538
@
http://play.google.com/store/apps/details?id=jettoast.menubutton

A
https://play.google.com/store/apps/details?id=com.kuwagata.timestamp
https://play.google.com/store/apps/details?id=jp.m_c8bit.timestamp
https://play.google.com/store/apps/details?id=com.ototo.watasiha.timestamp