Japanese name: 氷川 翔
Circle name: さくSaku亭 (Saku Saku Tei)
Doujinka and author of the manga Shinozaki-san ki wo Otashikani.
Friend artist toto nemigi was part of the circle before using separate circle names.
Pixiv Account: http://www.pixiv.net/member.php?id=4577
Website: http://hs1.blog122.fc2.com