Artist.
Japanese name: 一ヤ (いつや, Itsuya)
https://www.pixiv.net/users/242075
https://www.pixiv.net/stacc/daystar
https://twitter.com/1itsuya8
https://twitter.com/itsuya18
https://twitter.com/intent/user?user_id=85767508
https://twitter.com/intent/user?user_id=4679103559
https://sketch.pixiv.net/@daystar
https://www.tinami.com/creator/profile/9145
https://www.tinami.com/profile/57346
http://privatter.net/u/denpaderupa
https://marshmallow-qa.com/itsuya
https://wavebox.me/wave/5iuc7i17zlf985ls/
https://twitter.com/denpaderupa
https://twitter.com/itsuya2ji
https://privatter.net/u/itsuya2ji
http://p.twipple.jp/user/denpaderupa
http://twitpic.com/photos/denpaderupa
