Artist.
Nickname: MAS (ます, Masu)
Joint circle names: なんとか工房 (Nantoka Koubou) & "angel slap"
Site name: 路地裏居住区
https://twitter.com/masruku
https://twitter.com/intent/user?user_id=152880911
https://masruku.booth.pm
http://blog.livedoor.jp/angel_slap/
http://blog.livedoor.jp/masmas3/
http://mixi.jp/list_album.pl?id=400091
http://mixi.jp/show_friend.pl?id=400091
https://www.pixiv.net/users/20306
https://www.pixiv.net/stacc/mas666
https://sketch.pixiv.net/@mas666