Female Prisoner: Cage

Female Prisoner: Cage (女囚 檻), also known by the Mondo Macabro DVD title Female Prisoner: Caged!, is a 1983 Japanese women in prison film in Nikkatsu's Roman porno series, directed by Masaru Konuma and starring Mina Asami.

Plot
Masayo is a rebellious inmate at a female prison managed by a sadistic warden. The warden develops a special interest in Masayo and makes plans to have her subdued.

Cast

 * Mina Asami: Masayo
 * Ryoko Watanabe: Kishiko, prison guard
 * Nami Matsukawa: Saeko
 * Shigeru Muroi: Miwa
 * Keiko Aikawa: Shigeko
 * Kiwako Izumi: Prison warden