Artist.
Japanese name: らいの (Raino or Rhino) or 犀 (Sai, literally "rhinoceros")
Circle name: 犀の華 (Sai no Hana) also known as RhinocerosFlower / らいのさうるすふらわー
https://www.pixiv.net/users/642891
https://www.pixiv.net/stacc/ceros
https://twitter.com/rhino516
https://twitter.com/intent/user?user_id=128271431
https://sketch.pixiv.net/@ceros
http://otyanoko3131.blog.fc2.com
http://doujinshi.mugimugi.org/browse/circle/57885
http://p.twipple.jp/user/rhino516
http://twitpic.com/photos/rhino516