Artist.
Japanese name: δΌθ€ ιη (Itou Ryuusei) or δΌθ€ (Itou)
Other (old) names: γγγγ, οΌ² or γγ
γΌγγΌ (Ryuusei)
Pixiv nickname: δΌθ€ θε (Itou Kashi)
Mixi nickname: γγγ δΌθ€ (Azura Itou)
Circle name: γγγ³γΌγ (Sanbii)
Site name: stRay,staR
https://www.pixiv.net/users/606758
https://www.pixiv.net/stacc/r1020
https://twitter.com/itoryusei
https://twitter.com/intent/user?user_id=215922231
https://pawoo.net/@itoryusei
https://pawoo.net/web/accounts/82615
https://itoryu.fanbox.cc
https://www.pixiv.net/fanbox/creator/606758
https://sketch.pixiv.net/@r1020
http://ryuseiii.blog.fc2.com
http://r1020.fc2web.com
http://mixi.jp/show_friend.pl?id=1298178
http://p.twipple.jp/user/itoryusei
