URLs

• https://www.pixiv.net/users/104156
• https://www.pixiv.net/stacc/ruit
• https://twitter.com/_ruit
• https://twitter.com/intent/user?user_id=89421710
• https://sketch.pixiv.net/@ruit
• https://www.tinami.com/creator/profile/44286
• http://ruit.michikusa.jp/index.htm