URLs

• https://www.pixiv.net/users/19142
• https://www.pixiv.net/stacc/yamasato
• https://twitter.com/yama_sato
• https://twitter.com/ymst_op
• https://twitter.com/intent/user?user_id=12440602
• https://twitter.com/intent/user?user_id=2572850569
• https://pawoo.net/@yamasato
• https://pawoo.net/web/accounts/440945
• https://sketch.pixiv.net/@yamasato
• http://overcat.crap.jp
• http://p.twipple.jp/user/yama_sato