Female mangaka, known for Hanamaru Youchien. Romanizes name as "YUTO".
Artist name: 勇人 (ユウト, Yuuto)
Site name: 青い日々 or "P.A."
https://twitter.com/yuto620
https://twitter.com/intent/user?user_id=117705670
http://hanamarublog.blog.fc2.com
http://www.amazon.co.jp/勇人/e/B003UWR1IY/
http://www.mangaupdates.com/authors.html?id=6116
https://ja.wikipedia.org/wiki/勇人_(漫画家)
http://www7b.biglobe.ne.jp/~yuto870/
http://twitpic.com/photos/yuto620