Tanizawa Goro

38yo convenience-store manager and Suzu's husband. Sleeps snoring face-down at the table and remains asleep through his wife's affair and daytime seduction of Yamada.

20yo university student with short hair, large breasts and ass. Has a boyfriend but cannot resist Bunzo's large penis, strips for first sex, rides cowgirl feeling uterine pressure, has a condom put on just before ejaculation, and joins group and next-day all-night sex.

20-year-old factory junior worker with no girlfriend; is offered senior Gaku's wife Fumina, has oral and vaginal sex with creampie, then a threesome until midnight and is invited back for partner swapping.

48-year-old married housewife. Continues intense sex with Norio including anal penetration, creampies, and oral; climaxes with squirting and demands more semen and repeated sex.

20yo convenience-store part-timer. After sex with Suzu he checks outside that her husband is asleep, and narration states Suzu's heart has fully become his.

25-year-old wife of Hirata Gaku; large breasts and huge buttocks; appears demure but is a nymphomaniac who performs fellatio, vaginal sex, creampie and double penetration with junior Namino and her husband, then invites Namino back for partner exchange.