Artist.
Japanese name: うどん (Udon)
Old name: あるち (Aruchi)
https://www.pixiv.net/users/403726
https://www.pixiv.net/stacc/ryakyugyaki23
https://twitter.com/nikomiuden
https://twitter.com/nikomiusagi
https://twitter.com/intent/user?user_id=540510857
https://twitter.com/intent/user?user_id=702542115096514561
https://sketch.pixiv.net/@ryakyugyaki23
http://p.twipple.jp/user/nikomiusagi
http://twitpic.com/photos/nikomiusagi