Artist, mangaka.

Japanese name: めんていやくな (Mentei Yakuna)
Old names: メンテイ (Mentei) or かためん (Katamen)
Circle name: めんてい処
(The artist is an illustrator for "Kamemabi Sanma's":http://www.pixiv.net/member.php?id=4498959 doujin "circle Konmamion)":http://www.dlsite.com/ecchi-eng/circle/profile/=/maker_id/RG23929.html
mentei yakuna