Artist. Probably the same person with artist #52570

Names: ひな (Hina), 野々山ひな (Nonoyama Hina), ひなしげ (Hinashige) or "hnsg"

h4.See also

* Pixiv account: http://www.pixiv.net/member.php?id=1467283
* Twitter account (deleted): http://twitter.com/htnihtn

htnihtn