URLs

• https://www.pixiv.net/users/247358
• https://www.pixiv.net/stacc/tk4-iv
• https://twitter.com/TK4takashi
• https://twitter.com/intent/user?user_id=94965131
• https://sketch.pixiv.net/@tk4-iv
• http://www.interruptvoice.jp
• http://www.interruptvoice.jp/cgi/e-nikki/2007/
• http://itk4.jugem.jp
• http://twitpic.com/photos/TK4takashi
• http://yfrog.com/user/TK4takashi/photos