Rosario + VampireRosario + Vampire.

Rosario + Vampire (Japanese: ロザリオとバンパイア, Hepburn: Rozario to Banpaia) is a Japanese manga series written and illustrated by Akihisa Ikeda. The story revolves around Tsukune Aono, a boy who inadvertently enrolls in a boarding school for monsters. He quickly befriends Moka Akashiya, a vampire who soon develops an obsession with his blood, and later meets other monster girls who soon take a romantic liking to him.