Mr. Kinpachi in Class 3B S05 E01 Episode 1

Sakura Middle School management has decided to open a day care center for the elderly using vacant classrooms. Of course, the center would be run by professionals. Kinpachi's role is to provide the students with the proper information and outlook in dealing with the elderly. One day, the grade 3-B (9th grade) teacher is rushed to the hospital after being beaten up by his students. Kinpachi takes over the class while the teacher is mending.