Sex Turnover
Pinku from 1969.
Genre:
Cast: Akemi Nijo, Kaoru Miya, Miki Hayashi, Noriko Tatsumi, Kaoru Nakahara, Kaori Aihara, Tatsuhiro Oka, Hachiro Tsuruoka, Kyōzō Fuyuki, Kenichiro Sugiyama, Kenji Miyase
Crew: Kinya Ogawa (Director), Saburō Narutaki (Screenplay), Seizaburo Ishida (Lighting Technician), Sadao Nagase (Original Music Composer), Hanzaburo Kaneko (Editor)