URLs

• https://www.pixiv.net/users/1037418
• https://www.pixiv.net/stacc/katsu06
• https://twitter.com/katsu10
• https://twitter.com/intent/user?user_id=80056282
• https://sketch.pixiv.net/@katsu06
• http://p.twipple.jp/user/katsu10
• http://twitpic.com/photos/katsu10