The Three Undelivered Letters (1979)
Original title: 配達されない三通の手紙
The Three Undelivered Letters is a 1979 Japanese-language drama movie directed by Yoshitarō Nomura, with a running time of 2h 10m. It stars Komaki Kurihara, Takao Kataoka and Ai Kanzaki.
A young Japanese-American man arrives at his grandmother's old hometown in Yamaguchi, begins to stay at her family's elite but dysfunctional household, and gets entangled in a sinister plot of murder.