URLs

• https://www.pixiv.net/users/8215
• https://www.pixiv.net/stacc/kottouya
• https://twitter.com/KottouyaS
• https://twitter.com/kottouya
• https://twitter.com/intent/user?user_id=91558675
• https://twitter.com/intent/user?user_id=1923802531
• https://sketch.pixiv.net/@kottouya
• http://jam3.jp/~kottouya/index/
• http://twitpic.com/photos/kottouya