Shinya Kawanaka
Shinya Kawanaka is also known as "mayah". His twitter id (in Japanese) is @mayahjp (http://twitter.com/mayahjp).
Email: mayah AT mayah dot jp
Shinya Kawanaka is also known as "mayah". His twitter id (in Japanese) is @mayahjp (http://twitter.com/mayahjp).
Email: mayah AT mayah dot jp