Kyoukasho ni Nai!

Associated Names: Not in a Textbook!, Kyoukasho ni Nai
Status: ON-GOING
Direction: Right(→) to Left(←)
Author: Okada, Kazuto (Story & Art)
Artist:
Release: 1995
Synopsis

Tairaku is a high school teacher in a school full of bad apples, and as trying as his life may already be, a chance meeting with a young girl is about to throw it into chaos. His home life, his school life, and his tentative relationship with a fellow teacher whom he has a crush on, are destined to teeter on the brink, thanks to this one young student. (MangaUpdates)