Artist.
Pixiv nickname: いつ (Itsu)
Twitter nickname: オヤツいつ (Oyatsu Itsu)
https://www.pixiv.net/users/2649167
https://www.pixiv.net/users/5979631
https://www.pixiv.net/stacc/08212
https://www.pixiv.net/stacc/popopome111
https://twitter.com/oyatsuitsu
https://twitter.com/intent/user?user_id=374537286
http://p.twipple.jp/user/oyatsuitsu
http://twitpic.com/photos/oyatsuitsu
