URLs

• https://www.pixiv.net/users/869368
• https://www.pixiv.net/stacc/hiyoyok
• https://x.com/kou_hiyoyo
• https://x.com/i/user/105523086
• https://hiyoyo.booth.pm
• https://seiga.nicovideo.jp/user/illust/12193884
• https://www.nicovideo.jp/user/12193884
• https://kou-hiyoyo.fanbox.cc
• https://www.pixiv.net/fanbox/creator/869368
• https://sketch.pixiv.net/@hiyoyok
• https://skeb.jp/@kou_hiyoyo
• https://www.tinami.com/creator/profile/8640
• https://misskey.io/@kou_hiyoyo
• https://misskey.io/users/9e862dk5yy
• http://hiyokou.web.fc2.com
• http://mixi.jp/show_friend.pl?id=24480470
• https://privatter.net/u/kou_hiyoyo
• https://webcatalog.circle.ms/Circle/11305577
• http://www.melonbooks.co.jp/circle/index.php?circle_id=24690
• http://www.toranoana.jp/mailorder/cot/circle/82/77/5730323037373832/dba3cbe66d65_01.html
• https://ameblo.jp/hiyokou
• https://bsky.app/profile/kou-hiyoyo1113.bsky.social
• https://bsky.app/profile/did:plc:yrmvz5n6csc3tihd42ak7hii
• http://www.chalema.com/book/hiyoyo
• https://www.dlsite.com/maniax/circle/profile/=/maker_id/RG10336.html
• https://f.hatena.ne.jp/hiyoyok
• https://profile.hatena.ne.jp/hiyoyok/
• https://vgen.co/kou_hiyoyo
• https://ask.fm/kou_hiyoyo
• https://cdn-ak.f.st-hatena.com/images/fotolife/h/hiyoyok
• http://p.twipple.jp/user/kou_hiyoyo