Mahou Sensei Negima! Volume 0  

Period 0: It’s the movie adaption! Secret Material Dance de Emittum, 魔法先生ネギま! 0

The first volume of the Mahou Sensei Negima! manga was released alongside the final film of the anime series, which includes a side story and additional content like the artist's drawings used in the opening sequence of the anime's initial DVD release.