Artist.
Japanese name: ゆふぃあ (Yufia)
The other name: ゆふぃ (Yufy)
Old names: もしゃっと (Moshatto) or もしゃ (Mosha)
https://www.pixiv.net/users/1255700
https://www.pixiv.net/stacc/ta-kou
https://twitter.com/yuffiiy
https://twitter.com/intent/user?user_id=2450811974
https://pawoo.net/@ta_kou
https://pawoo.net/web/accounts/417102
https://sketch.pixiv.net/@ta-kou
http://privatter.net/p/3416700
https://privatter.net/u/yuffiiy
https://odaibako.net/u/yuffiiy