narahashi_(matsuri)
Futaba channel artist. Formerly tagged as nara hashi chuukai.
Current nickname: ならはし「祭」 (Narahashi "Matsuri") or ならはし (Narahashi)
(Probably Matsuri is not a part of his name)
See also
- Pixiv account: http://www.pixiv.net/member.php?id=111444