Koji Okamoto

1967

• [ ] The Singing Gunman (Assistant Director Trainee) 

1971

• [ ] Sex Rider: Wet Highway (First Assistant Director) 

1972

• [ ] Night of the Felines (Assistant Director) 
• [ ] Playful White Fingers (Assistant Director) 

1973

• [ ] Men and War III: The Final Chapter (Assistant Director) 

1975

• [ ] Housewife's Experience: Tenement (Assistant Director) 

1976

• [ ] The New Class of the Sewage Canal (Director) 

1977

• [ ] Gate of Flesh (Assistant Director) 

1978

• [ ] Hashire tomato Nippon ôdan sanbyaku kilo (Director) 
• [ ] Young Beast: Secret Pleasures (Assistant Director) 
• [ ] Five Pink Girls (Assistant Director) 

1979

• [ ] Koichiro Uno's Nurses' Journal (Assistant Director) 

1976

• [ ] The New Class of the Sewage Canal (Screenplay)