URLs

• https://www.pixiv.net/users/346444
• https://www.pixiv.net/stacc/rifu
• https://twitter.com/rifu359
• https://twitter.com/intent/user?user_id=82650117
• https://sketch.pixiv.net/@rifu
• http://twitteris.jp/twitprof/rifu359
• http://pixiv.cc/rifu