Mahou Sensei Negima!: Mou Hitotsu no Sekai
Genres: Action, Adventure, Supernatural, Ecchi
Type: OVA, Episodes: 4
Aired: Sep 17, 2009 to Aug 17, 2010
Studio: Shaft, Studio Pastoral
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
This is a series of OVAs covering some of the Magic World manga arc by Ken Akamatsu, starting with chapters 184 through 188.