Artist.
Japanese name: サトチ (Satochi)
Old name: サトチヒロ (Satochi Hiro or Satochihiro)
https://www.pixiv.net/users/2890458
https://www.pixiv.net/stacc/hiro_satochi
https://twitter.com/satochi_310
https://twitter.com/intent/user?user_id=209517409
https://seiga.nicovideo.jp/user/illust/23353705
https://www.nicovideo.jp/user/23353705
https://sketch.pixiv.net/@hiro_satochi
http://photozou.jp/photo/top/1616735
http://twitpic.com/photos/satochihiro