Keiji Kubota

1968

• [ ] Outlaw: Gangster VIP 2 (Screenplay) 
• [ ] Retaliation (Screenplay) 

1972

• [ ] Himegoto (Screenplay) 
• [ ] Mistress (Screenplay) 
• [ ] Shiroi ominaeshi (Screenplay) 
• [ ] Concubine Secrets: Tattoo Contest (Screenplay) 
• [ ] Dewdrops on the Petals (Screenplay) 
• [ ] Apartment Wife: Prime Woman (Screenplay) 

1973

• [ ] Office Lady Diary: Poaching (Writer) 
• [ ] The Hotspring Resort Masseuse (Screenplay) 
• [ ] Sex Report From a Female Private Detective: Housewife Prostitution (Screenplay) 
• [ ] Apartment Wife: Night of Pleasure (Screenplay) 

1974

• [ ] Seifuku no shojo: Otokogurui (Writer) 
• [ ] Afternoon Affair: Married Nurse Rumor (Screenplay) 

1975

• [ ] Newlywed Hell (Screenplay) 
• [ ] Oryu's Passion: Bondage Skin (Screenplay) 
• [ ] High School Lynching (Screenplay) 
• [ ] Poruno repōto: Sex shikakenin (Screenplay) 
• [ ] Cruelty: Black Rose Torture (Screenplay) 
• [ ] New Apartment Wife: Prostitution in Building #13 (Screenplay) 
• [ ] 100 High School Girls: Secret Motel Report (Screenplay) 
• [ ] Jitsuroku: Ganso manaita shô (Screenplay) 

1976

• [ ] Kindan: Seifuku no modae (Screenplay) 
• [ ] Lady Moonflower (Screenplay) 
• [ ] Female Convict 101: Sexual Hell (Screenplay) 

1977

• [ ] Apartment Wife: Rainy Day Affair (Screenplay) 

1978

• [ ] Uno Koichiro no agechaitaino (Screenplay) 

1986

• [ ] Thunderbirds 2086: Cloudburst & Nightmare (Writer) 

1993

• [ ] Thumbelina (Writer) 

2000

• [ ] 雀狼伝　必殺！！亜空間殺法 (Screenplay)