Films produced by Koji Chiba

On the Beach

• Drama

Hell in a Bottle

• Drama

Special Masturbation

• Drama

A Tale of Happiness

• Drama
• Comedy

Shûchishin

• Drama

Roppongi Slave Club

Women in Heat Behind Bars

• Action
• Crime
• +1

Nurse Girls' Dorm: Shamed Angel

• Drama

Wife Collector

• Drama

Tōsatsu mania: Furaidē no on'na

Muhan

• Drama
• Crime
• +1

Mantis Brother's Wife

Za mania: Kaikan seitai jikken

• Crime
• Thriller
• +1

Roman-ko Club: Ecchi ga Ippai

Wakaokusama no namashitagi: Ikasete

Mischievous Lolita: Attacking the Virgin from Behind

• Comedy

Young Lady Detectives: Heart Beat!

• Drama
• Crime

Lesbian School

• Drama

OL Hunter: Onna Nakase no Yubi

• Drama

Akai nawa: Hateru made

• Drama
• Horror