Artist.
Japanese name: ムラヤマリオ (MurayamaRio)
Circle name: マリオワーノレド (Mario Waanoredo)
https://www.pixiv.net/users/654867
https://www.pixiv.net/stacc/mrymro
https://twitter.com/mrymrotw
https://seiga.nicovideo.jp/user/illust/20454577
https://www.nicovideo.jp/user/20454577
https://sketch.pixiv.net/@mrymro
https://skeb.jp/@mrymrotw
http://c10030052.circle.ms/oc/CircleProfile.aspx
http://c10059476.circle.ms/oc/CircleProfile.aspx
https://www.pixiv.net/stacc/kaion1988