I knew for a while that the whole family would be out running errands that day, so I decided it was absolutely the only day to do it." Yukari Matsuzawa, 44, lives in Itabashi. She is a full-time housewife with a salaryman husband and a daughter who is preparing for college entrance exams. It has been five full years since she and her husband stopped having sex at night. She has been trying to comfort herself so that she won't forget that she is still a woman, and the masturbation that has become her daily routine is no longer satisfying her!