Artist.
Japanese name: 夢見 わしゅう (Yumemi Washuu)
Circle & old site name: 夢☆すた (Yume☆suta)
https://www.pixiv.net/users/70175
https://www.pixiv.net/stacc/wankomaid
https://twitter.com/wasyu_y
https://twitter.com/intent/user?user_id=548559450
https://sketch.pixiv.net/@wankomaid
https://www.tinami.com/creator/profile/1197
http://yumesuta.blog.fc2.com
http://portal.circle.ms/Circle/Index/10009587
http://p.twipple.jp/user/wasyu_y