Artist.
Japanese name: 無限 (Mugen) or 無限式 (Mugenshiki)
Circle & blog name: 無限方程式 (Mugen Houteishiki)
https://www.pixiv.net/users/94324
https://www.pixiv.net/stacc/yamatoyou62
https://twitter.com/yamatoyou62
https://twitter.com/intent/user?user_id=67838535
https://seiga.nicovideo.jp/user/illust/160205
https://www.nicovideo.jp/user/160205
https://pawoo.net/@sinmugen
https://sketch.pixiv.net/@yamatoyou62
http://mugensiki.blog.fc2.com
http://www.stickam.jp/profile/mugensiki
https://www.pixiv.net/stacc/sinmugen
https://twitter.com/mugensiki
http://twitpic.com/photos/mugensiki
