Koukai Benjo The Animation
Japanese title: 公開便所 THE ANIMATION
Type: OVA
Episodes: 2
Source: Manga
Genres: Drama, Hentai
Studios: Office TakeOut
Producers: Pink Pineapple
Duration: 26 min per ep
Rating: Rx - Hentai

Every month, one random girl becomes a comfort station as students and staff from around the school use the comfort station for pleasure.