Is Mahou Sensei Negima!: Mou Hitotsu no Sekai hentai?
No
Rated PG-13 (Teens 13 or older) on MyAnimeList and not tagged as Hentai.
OVA · 2009 · 4 episodes · PG-13 - Teens 13 or older
Action, Adventure, Ecchi, Shounen, Supernatural
This is a series of OVAs covering some of the Magic World manga arc by Ken Akamatsu, starting with chapters 184 through 188.
View on MyAnimeListShare
Check another title