Apartment Wife: Affair In the Afternoon or From Three to Sex (団地妻・昼下りの情事 Danchizuma hirusagari no jōji) is a Roman Porno film directed by Shōgorō Nishimura and starring Kazuko Shirakawa. With Eros Schedule Book: Concubine Secrets, it was part of the first Nikkatsu Roman Porno double-feature. It was also the inaugural entry in the 21-episode Apartment Wife series.