Artist.
Japanese name: 雪うさぎ？ ("Yukiusagi?" or "Yuki Usagi?")
Site names: 雪名荘 (yukinasou) (main) / 雪名草 (sub)
https://www.pixiv.net/users/171611
https://www.pixiv.net/stacc/nobitakagi
https://twitter.com/yukinasou
https://twitter.com/intent/user?user_id=87906764
https://sketch.pixiv.net/@nobitakagi
http://blog.livedoor.jp/m-07_57344/
http://www.geocities.jp/yukinasou/
http://twitpic.com/photos/yukinasou