College Girls: Sex Equation
1h 9m·Comedy
Directed by Kōyū Ohara·1973
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NA/10 avgNo member ratings yetKyotaro 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
| Actor | Role |
|---|---|
 Mari TanakaEiko Tsugawa | Eiko Tsugawa |
 Miyoko AoyamaYuki | Yuki |
 Shinko JoMidori | Midori |
 Yoshie KitsudaNami | Nami |
| SSayori ShimaYumiko | Yumiko |
 Chieko HaradaVisitor | Visitor |
 Nagatoshi SakamotoDr. Tsukumo | Dr. Tsukumo |
 Maki CarrouselW no Oharu | W no Oharu |
| LLamy RoseJun | Jun |