Hitozuma Koukan Nikki

Title: Hitozuma Koukan Nikki
Japanese Title: 人妻交姦日記
Synonyms: Wife-Swap Diaries
Episodes: 2
Released Date: Jul 10, 2009 till Oct 9, 2009

Based on erotic game by Anim.

Kouichi lives a happy life with his wife, Kanako, and daughter, Nao. But one day, Kimihiko, his neighbor, says to him, “Do you wanna fool around with a married woman?” “What?” What Kimihiko suggests Kouichi is to swap their wives. Kouichi doesn’t take it seriously at first, but….