hiwatari_hajime
Leader and the only artist of Circle AGAIN.
Japanese name: 日渡 はじめ (Hiwatari Hajime)
Circle name: AGAIN
See also
* Circle home page: http://www.za.ztv.ne.jp/AGAIN/
* Circle blog: http://webagain.blog.fc2.com/
* Circle pixiv account: http://www.pixiv.net/member.php?id=3616228