URLs

• https://www.pixiv.net/users/2485957
• https://www.pixiv.net/stacc/maguro000
• https://twitter.com/ryuki_drastic
• https://twitter.com/ryuki_maguroex
• https://twitter.com/intent/user?user_id=2332457204
• https://twitter.com/intent/user?user_id=971002183826096128
• https://seiga.nicovideo.jp/user/illust/1369677
• https://www.nicovideo.jp/user/1369677
• https://ryuki.fanbox.cc
• https://sketch.pixiv.net/@maguro000
• https://www.tinami.com/creator/profile/50893
• https://maguro000.tumblr.com
• https://tegaki.pipa.jp/730737/
• http://twpf.jp/ryuki_maguroex