GTO: Great Teacher Onizuka (1998)

S01E01 First, I'm a Teacher

A former gang member and troublemaker finally lands his dream job as a teacher—but only on the condition that he’ll be fired the moment he causes any trouble. Onizuka is assigned the school’s most infamous class, 2-4, whose students have already plotted to get him dismissed. Yet through his unwavering integrity and sheer determination, he begins to win them over, changing their lives one student at a time.