Artist.
Japanese: ้จๆฐดใ๏ผใใใ๏ผ
Website: http://usui.symphonic-net.com/
Blog: http://tripcube.blog129.fc2.com/
Piapro: http://piapro.jp/amsu
Pixiv: http://www.pixiv.net/member.php?id=142100
Tinami: http://www.tinami.com/creator/profile/1285