Futaba channel artist.
Pixiv nickaname: Vallerg (ヴァレルグ)
Twitter nickname: ヴぁる (Val)
https://www.pixiv.net/users/153338
https://www.pixiv.net/stacc/koohiro
https://twitter.com/Vallerg
https://twitter.com/intent/user?user_id=17386954
https://pawoo.net/@Vallerg
https://pawoo.net/web/accounts/196175
https://sketch.pixiv.net/@koohiro
http://theinterviews.jp/vallerg
http://twitpic.com/photos/vallerg
http://yfrog.com/user/Vallerg/photos
http://yfrog.com/user/vallerg/photos
