Watch VoirFilms. In postwar Tokyo, beloved writer-professor Hyakken Uchida retires and is buoyed through hardship by the fierce devotion of his former students, who honor him each year with a raucous “Not yet!” birthday toast. Told in warm, gently comic vignettes, Kurosawa’s farewell celebrates aging, friendship, and the sustaining ritual of teacher and pupils refusing to say goodbye.