Artist, modeler, fanfic story creator.
Japanese name: 土と油 (Tsuchi to Abura)
Old name: よしにゃー (Yoshinyaa)
Circle name: がちまや (Gachimaya)
https://www.pixiv.net/users/553767
https://www.pixiv.net/stacc/koyukikoyuki
https://twitter.com/tutitoabura
https://twitter.com/intent/user?user_id=2299624730
https://sketch.pixiv.net/@koyukikoyuki
https://www.tinami.com/creator/profile/53007
https://ask.fm/tutitoabura
http://privatter.net/u/tutitoabura
