Artist.
Japanese name: 峠佐佑
https://www.pixiv.net/users/16927
https://www.pixiv.net/stacc/sasuke10g
https://twitter.com/sasuke10g
https://twitter.com/sasuke_touge
https://twitter.com/intent/user?user_id=916109304
https://twitter.com/intent/user?user_id=1552847047
https://sketch.pixiv.net/@sasuke10g
http://mixi.jp/show_profile.pl?id=1679762