Magical Girl Lyrical Nanoha is a Japanese anime television series directed by Temmo, with screenplay written by Masaki Tsuzuki, and produced by Seven Arcs. It forms part of the Magical Girl Lyrical Nanoha series. The Japanese Association of Independent Television Stations broadcast thirteen episodes between October and December 2004. The series is a spin-off of the Triangle Heart series and its story follows a young girl named Nanoha Takamachi who decides to help a young mage named Yūno to recover a set of twenty-one artifacts named the "Jewel Seeds".