Japanese name: 氷川 翔
Circle name: さくＳａｋｕ亭 (Saku Saku Tei)
Doujinka and author of the manga Shinozaki-san ki wo Otashikani.
Friend artist toto nemigi was part of the circle before using separate circle names.
https://www.pixiv.net/users/4577
https://www.pixiv.net/stacc/hikawa
https://x.com/hikawa21
https://x.com/i/user/25843489
https://pawoo.net/@hikawa21
https://hikawa21.fanbox.cc
https://www.pixiv.net/fanbox/creator/4577
https://sketch.pixiv.net/@hikawa
https://skeb.jp/@hikawa21
http://hs1.blog.fc2.com
https://bsky.app/profile/hikawa21.bsky.social
https://bsky.app/profile/did:plc:md2n5ttdkskgutp5h34q3hyi
https://pawoo.net/web/accounts/196438
http://twitpic.com/photos/hikawa21
