Artist.
Japanese name: やぐみ (Yagumi)
The other name: やぐみマカサ
https://www.pixiv.net/users/1759374
https://www.pixiv.net/stacc/1174-w
https://twitter.com/yagummm44
https://twitter.com/intent/user?user_id=1090807856494895104
https://sketch.pixiv.net/@1174-w
http://privatter.net/u/yagummm
http://odaibako.net/u/yagummm
https://twitter.com/yagummm
https://twitter.com/intent/user?user_id=1316759966