Good Luck! Ninomiya-kun (Original Japanese Version) « Series from 2007

Shungo Ninomiya is a normal highschooler, but his life is about to get flipped upside down when the strangely magnetic Mayu Tsukimura and her brother are sent to live with him.

Mayu may seem like your run-of-the-mill teenager, but she’s got a big secret: she’s a succubus with budding powers she can’t control. And to top it off, she’s terrified of the very thing that gives her life—MEN!