Reiju Gakuen
English title: Xtra Credit
Japanese title: 隷従学園
Alternative titles: Slavery Academy
Type: OVA
Source: Visual novel
Episodes: 2
Status: Finished Airing
Aired: Sep 27, 2002 to Dec 27, 2002
Duration: 27 min per ep
Rating: Rx - Hentai
Studios: Tsubo Production
Producers: Discovery
Licensors: Central Park Media, Critical Mass Video
Genres: Hentai
Themes: School

When the new instructor arrives, her lesson plan is filled with debased acts and sinful examinations. And the only way to get some extra credit is to volunteer for some hands-on learning!