The Hairdresser Sisters: Messy Hair and Swaying Hips (1999)

A barbershop run by three beautiful sisters. Unbeknownst to them, all three sisters are completely hairless down there. While the eldest sister, Harumi, and the second sister, Natsuki, are troubled by this, the carefree youngest sister, Akiko, ends up stealing her sisters' boyfriends. Harumi promises her childhood friend, Hiroshi, that he will make her a Delta Pad, and they become intimate. Meanwhile, Natsuki's pregnancy causes a quarrel among the sisters…