Artist.
Japanese name: 謳歌 (Ouka)
The other name: mono
https://www.pixiv.net/users/9343932
https://www.pixiv.net/stacc/oukayama
https://twitter.com/ouka000000000
https://twitter.com/intent/user?user_id=3911208973
https://seiga.nicovideo.jp/user/illust/75165540
https://www.nicovideo.jp/user/75165540
https://pawoo.net/@oukayama
https://ouka000000000.fanbox.cc
https://www.pixiv.net/fanbox/creator/9343932
https://sketch.pixiv.net/@oukayama
https://skeb.jp/@ouka000000000
https://oukamono.tumblr.com
https://twitter.com/mono_ouka
