Osamu Sakai

1966

• [ ] Dynamite Doctor (????) 
• [ ] A Woman's Gamble (????) 
• [ ] Sleepy Eyes of Death 8: Sword of Villainy (Shima) 

1967

• [ ] Zatoichi the Outlaw (Sadamatsu) 
• [ ] Five Star Private (????) 

1968

• [ ] The Funeral Racket (Student) 
• [ ] Green Sex (Morio Suganuma) 
• [ ] Trigger-Happy (????) 

1970

• [ ] Easy Money (????) 
• [ ] The Invisible Swordsman (Sanshiro Yuzuki, the Invisible Swordsman) 

1971

• [ ] Kaiun ryokō (????) 

1972

• [ ] Zatoichi at Large (Seiji) 

1973

• [ ] Zatoichi's Conspiracy (Gen) 

1964

• [ ] 白さぎと少年 (Director) 

1973

• [ ] Subarashii matsu ojisan (Director) 

1964

• [ ] 白さぎと少年 (Screenplay) 

1973

• [ ] Subarashii matsu ojisan (Screenplay)