The Execution of Love (1983)

Forbidden love! The aesthetics of seppuku! A complete film adaptation of a elusive Mishima novel!

Otomo, a teacher, and Imabayashi, a high school student, regret having left a student and Imabayashi's best friend, Tadokoro, standing in the rain in the schoolyard, where he died of exhaustion. Both Tadokoro and Imabayashi held love for their teacher; but he know demands his execution.