makabe_gorou
Artist.
Japanese name: 真壁 吾郎 (Makabe Gorou)
The other name: MKB_56
Circle name: HAMMER_HEAD (the other member: Kujou)
See also
* Blog: http://hammerhead56.blog.fc2.com/
* Pixiv account: http://www.pixiv.net/member.php?id=46888
* Nijie account: http://nijie.info/members.php?id=140757
* Tumblr account: http://mkb56.tumblr.com/
* Twitter account: http://twitter.com/MKB_56
* Digital distribution site: DLSite.com
* Circle blog: http://b.dlsite.net/RG17611/