My Favorite Wife is Addicted to Sex (1997)

Hinako, a married woman, feels unsatisfied with her married life with her husband, Takashi, so she suddenly declares a domestic separation and indulges in an affair with Shima, her senior from high school. Meanwhile, Hinako was confused when Yuri, whom she met at her favorite snack bar, asked her out.

Genres: Drama

Stars: Shinobu Hosokawa, Kozue Aoki, Yumi Yoshiyuki, Taishi Takemoto, Kanichi Hiraga