Big Butt Punched(1991)

In one room, Kiyoko is being attacked from front and back by Seiichi, a middle-aged man. The morning sun is shining through the gap in the window. Kiyoko had a boutique in Harajuku with her late husband's friend Seiichi, a real estate agent, as her patron. However, now her ripe body is not satisfied with Seiichi alone, and she enjoys sex with the salesman Tokio hidden from Seiichi…