Release: 2016

Status: Completed

Type: OVA

Genres: Comedy, Ecchi, Romance, School, Seinen

Other Name: Kangoku Gakuen OVA, Prison School: Mad Wax, 監獄学園[プリズンスクール] OAD

Total Episodes: 1

Synopsis: The OVA featured the previously unanimated "Mad Wax" arc from the manga. Bundled with a limited edition of the manga's 20th volume.