TAMAKI Nozomu is a great mangaka that made "Dance in the Vampire Bund" and "Himegami"
This mangaka also created allot of nice hentai mangas. They are also popular because of the great artwork.
All of his mangas have been masterpieces. Even his first manga was great. Forgot the name.
Anyways, check him out on mangaupdates here: http://www.mangaupdates.com/authors.html?id=947