Artist.
Artist name: znkt, 前屈 (Zenkutsu, lit. anteflexion) or 前屈み (Maekagami, lit. stoop)
Site name: Minus 40
https://www.pixiv.net/users/220987
https://www.pixiv.net/stacc/znktu
https://twitter.com/Zenk_2
https://twitter.com/Znkt
https://twitter.com/intent/user?user_id=95417941
https://twitter.com/intent/user?user_id=1063063747286061057
https://sketch.pixiv.net/@znktu
https://www.tinami.com/creator/profile/33917
http://minus40.blog.fc2.com
https://twitcasting.tv/znkt
http://twitpic.com/photos/Znkt
