The Killer's Killer (1970)
Original title: 皆殺しのスキャット
The Killer's Killer is a 1970 Japanese-language action movie directed by Kazuo Mori, with a running time of 1h 20m. It stars Hiroki Matsukata, Yôko Namikawa and Toru Minegishi.
Takeshi Ijuin leaves for Chicago to be a cameraman, and a few years later returns to Japan. But he only learned the technique of homicide in Chicago. When he visits the graveyard with his father to pray at his mother's tomb, his father is shot by someone. Now he thirsts for revenge.