Artist. Died on November 26 2020 of cerebral hemorrhage.
Name: kaika (かいか)
Circle name: LUCKY:39
https://twitter.com/Kaika1
https://twitter.com/goldkaika
https://twitter.com/intent/user?user_id=2450684766
https://twitter.com/intent/user?user_id=778106203327041540
https://pawoo.net/@kaika
https://pawoo.net/web/accounts/100635
https://kaika.fanbox.cc
https://sketch.pixiv.net/@rinnsyannkaihou
http://kaika111.blog.fc2.com
http://pixiv.cc/kuukann
https://www.pixiv.net/users/687962
https://www.pixiv.net/stacc/rinnsyannkaihou
https://kaikahome.tumblr.com
https://lucky-39.tumblr.com
http://p.twipple.jp/user/kaika1
http://twitpic.com/photos/kaika1
http://yfrog.com/user/kaika1/photos