Ultra Maniac

Ultra Maniac is a manga by Wataru Yoshizumi, since 2002, and later an anime was produced by Ashi Productions and Animax. The romantic comedy is about a middle school student, Ayu Tateishi, who is a tennis club member. One fateful day she finds a crying girl named, Nina Sakura, who was missing a mini-computer. Nina Sakura is actually a witch who uses magic and is from the Magic Kingdom. With the help of Ayu, she finds her lost item and plans to repay her back by revealing her secret. The story focuses on Ayu and Nina's frienship along with Ayu and Kaji's relationship development.