g3pen
Artist, niconico video creator.
Artist name: g3pen
See also
* Pixiv account: http://www.pixiv.net/member.php?id=2854495
* Niconico account: http://www.nicovideo.jp/user/16767239
* Niconico MyList: http://www.nicovideo.jp/mylist/24303169
* Niconico Seiga: http://seiga.nicovideo.jp/user/illust/16767239?target=illust_all
* Nicopedia article: http://dic.nicovideo.jp/id/5128619