High School Jingi
Genres: Action, Comedy
Type: OVA, Episodes: 1
Aired: Feb 10, 1992
Studio: J.C.Staff
Source: Manga
Rating: R+ - Mild Nudity
Synopsis:
The impulsive Yakuza Jouji was ordered by his boss to teach at a misfit-filled school. He now has to settle the score with a fated rival while falling head over heels for a colleague in the process.

(Source: AniDB)