3-nen B-gumi Kinpachi Sensei (TV series)

Kinpachi Sakamoto is the homeroom teacher for a group of third-year students known as the "B-Group". The students are from a wide range of backgrounds, and have an equally wide range of hopes, plans and problems. Mr. Sakamoto sticks by every one of his students, doing his best to help all of them realize their dreams. This series is frequently restarted, with a new class of students each year. - IMDb