Artist.
Nickname: 富士 かっく (Fuji Kakku, the artist uses this spelling: "Fuji Cak")
The other name: かっく (Kakku or Cak)
Circle name: ふじや (FUJIYA)
https://www.pixiv.net/users/1083505
https://www.pixiv.net/users/13359136
https://www.pixiv.net/users/28640593
https://www.pixiv.net/stacc/cak221
https://www.pixiv.net/stacc/user_rfgv4557
https://www.pixiv.net/stacc/windgod
https://twitter.com/cak221
https://twitter.com/cak0221
https://twitter.com/cori_fj
https://twitter.com/intent/user?user_id=110081898
https://twitter.com/intent/user?user_id=2985064082
https://twitter.com/intent/user?user_id=1743150187441475584
https://sketch.pixiv.net/@user_rfgv4557
https://cak0221.tumblr.com
https://cak221.tumblr.com
http://ffuujjii.web.fc2.com
https://privatter.net/u/caak221
https://privatter.net/u/cak0221
https://privatter.net/u/r18cak
http://twpf.jp/cak0221
https://twitter.com/caak221
https://twitter.com/r18cak
https://twitter.com/intent/user?user_id=4855061587
