Nande Koko ni Sensei ga!? Nande Koko ni Sensei-tachi ga!?
English title: Why the Hell are You Here, Teacher!?: Thirteenth Period
Japanese title: なんでここに先生が!? なんでここに先生たちが!?
Alternative titles: Why the hell are you here, Teacher!?, Nande Koko ni Sensei ga!? Special
Type: Special
Source: Manga
Episodes: 1
Status: Finished Airing
Aired: Dec 11, 2019
Duration: 11 min
Rating: R+ - Mild Nudity
Studios: Tear Studio
Producers: Kodansha, KlockWorx, Asmik Ace, King Records, Scarlett
Licensors: Sentai Filmworks
Genres: Comedy, Ecchi
Themes: School
Demographics: Seinen

Unaired episode included with the Blu-ray box set.