College Girls: Sex Equation

★ 7.2(5)19731h 9m

College Girls: Sex Equation isn't available to stream, rent or buy in Japan right now. Availability changes often, so check back soon. Availability checked 25 July 2026.

Where to watch College Girls: Sex Equation

🇯🇵 Japan

No streaming, rental or purchase options are listed in Japan right now. Availability changes often — try switching your region in the header.

Good to know

Director: Kōyū Ohara
Release date: 1973-01-13
Runtime: 1h 9m
Language: Japanese
Status: Released
Country: Japan
Studio: Nikkatsu Corporation

About College Girls: Sex Equation

College Girls: Sex Equation is a 1973 movie in the Comedy genre, directed by Kōyū Ohara, starring Mari Tanaka, Miyoko Aoyama and Shinko Jo. It has a runtime of 1 hour 9 minutes. It holds an average rating of 7.2/10 from 5 viewers. Below you can see where to watch College Girls: Sex Equation in Japan — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

Kyotaro Tsugumo, a university professor and medical doctor, is the director of the Sexuality Research Institute. One day, a female college student, Eiko Tsugawa, visits Tsugumo to sell her "sex equation" that she has invented. A few days later, Eiko and her friends, Yuki and Midori, are asked by the editor-in-chief of a recently banned weekly magazine to investigate the actual situation of soaplands

Cast

Mari Tanaka

Eiko Tsugawa

Miyoko Aoyama

Yuki

Shinko Jo

Midori

Yoshie Kitsuda

Nami

Sayori Shima

Yumiko

Chieko Harada

Visitor

Nagatoshi Sakamoto

Dr. Tsukumo

Maki Carrousel

W no Oharu

Lamy Rose

Jun

Themes & keywords

softcore

Frequently asked questions

Where can I watch College Girls: Sex Equation in Japan?+

College Girls: Sex Equation is not currently listed on any streaming, rental or purchase service in Japan. Availability changes often, so check back or switch your region.

Is College Girls: Sex Equation on Netflix?+

College Girls: Sex Equation is not on Netflix in Japan right now.

How long is College Girls: Sex Equation?+

College Girls: Sex Equation has a runtime of 1 hour 9 minutes (69 minutes).

Who stars in College Girls: Sex Equation?+

College Girls: Sex Equation stars Mari Tanaka, Miyoko Aoyama, Shinko Jo, Yoshie Kitsuda and Sayori Shima.

When did College Girls: Sex Equation come out?+

College Girls: Sex Equation is a 1973 movie directed by Kōyū Ohara.

What genre is College Girls: Sex Equation?+

College Girls: Sex Equation is Comedy film.

Who directed College Girls: Sex Equation?+

College Girls: Sex Equation was directed by Kōyū Ohara.