Koji Ota

1958

• [ ] The Outsiders (Assistant Director) 

1960

• [ ] Secret (Assistant Director) 

1961

• [ ] Invasion of the Neptune Men (Director) 

1966

• [ ] The Kamikaze Guy (Screenplay) 

1969

• [ ] Japan Organized Crime Boss (Producer) 

1972

• [ ] Yakuza Wolf 2: Extend My Condolences (Producer) 

2025

• [ ] African Kung Fu Nazis II (????)