See "Danbooru's page on this artist.":http://danbooru.donmai.us/artists/67938

[i]The following has been ripped from said page:[/i]

Artist, mangaka who loves Idolmaster. The author of Idolm@ster Dearly Stars: Neue Green.

Japanese name: 黒瀬 浩介 (Kurose Kousuke)
Idolmaster-related nickname: 黒瀬浩介P or 黒瀬P (Kurose-P)
Circle & site name: おもいで広場