Mysterious Thief Saint Tail

Meimi Haneoka, 14, is a normal girl during the daytime, but during the night, she assumes the "position" of Saint Tail, a modern-day Robin Hood who steals from thieves and gives items back to their original owners. She is aided by her friend, Seira Mimori, a nun-in-training, and she is chased by her classmate (and soon-to-be love interest), Daiki Asuka (often called "Asuka Jr."). (Source: Anime News Network)

I'll Make a Habit of It

Shiratori Nagisa is a pink haired singing idol, continually badgered by her father to find new disciples for the family dojo. In an attempt to gain free-time as a normal kid, she cuts her hair and cross-dresses as a high-school boy. "Ootori Nagisa" enrolls in a run-down school, falling in love with a rival school's gang leader, Nosaka Akira. She soon finds out Nosaka-kun is a fan of Nagisa - The Idol. Keeping up the charade, they manage to sneak time together. Rivals for Nagisa's affection, BOTH their dojo-running fathers, as well as martial artist animals and an up-in-coming Idol conspire to make thier lives a complicated as possible. (Source: Anime News Network)