Ten years before Hiroshi Tachi became Toshiki takayama in Abunai Deka he played in the movie Classroom of Terror, also known as Blackboard Jungle:
The movie sure looks like fun! The storyline shown in this trailer somehow reminds me of the Eikichi Onizuka (Great Teacher Onizuka) of the 70s. Perhaps the main role was played by his father! 😉
Good Old Fashioned Hand Written Code by Eric J. Schwarz