NHK Documentary S2020E31 - Leaving No One Behind

Watanabe Shinji is a teacher known among students for his passionate teaching style. For the past year, he's been pursuing one particular challenging topic: bullying. Always in the back of his mind, is the memory of a boy who eventually took his own life, after being repeatedly tormented by his peers. This is a record of the year-long struggle by a teacher and his students to create a class completely free from bullying.