URLs

• https://www.pixiv.net/users/7495054
• https://www.pixiv.net/stacc/seigetsukotaku
• https://twitter.com/WELF_KOTAKU
• https://twitter.com/intent/user?user_id=3639077113
• http://com.nicovideo.jp/community/co2708693
• https://pawoo.net/@seigetsukotaku
• https://pawoo.net/web/accounts/137709
• https://dugagfwo.fanbox.cc
• https://sketch.pixiv.net/@seigetsukotaku
• https://seigetsukotaku.wixsite.com/mysite
• https://twitter.com/seigetsu_kotaku