https://twitter.com/kuma_yan
https://twitter.com/okuma_yugo
https://twitter.com/intent/user?user_id=72001689
https://twitter.com/intent/user?user_id=984446850680815616
https://www.pixiv.net/users/194263
https://www.pixiv.net/stacc/okuma_yu_go
http://www.geocities.jp/kuma_underman/
http://p.twipple.jp/user/kuma_yan
http://twitpic.com/photos/kuma_yan
