Artist gives name reading as ゆづき ことな.
https://www.pixiv.net/users/36371
https://www.pixiv.net/stacc/yudu_co
https://twitter.com/neko_epsilon
https://twitter.com/yuduki_co
https://twitter.com/intent/user?user_id=122688045
https://yudu-co.tumblr.com
https://mstdn.jp/@yuduki_fu
https://twitter.com/yuduki_fu
https://pawoo.net/web/accounts/7084
http://eletoy.sakura.ne.jp
http://doujinshi.mugimugi.org/browse/author/19112/Yuzuki-Kotona/
http://p.twipple.jp/user/yuduki_co
http://twitpic.com/photos/yuduki_co
http://twitpic.com/photos/yuduki_fu
http://yfrog.com/user/yuduki_co/photos