Love Doll Report: An Adult Toy (1975)

Nobutaka Masutomi stars as a doctor who develops a robot love doll to keep a team of Antarctic researchers company, but is displeased with the result despite the product's success. His desire to create a more realistic doll leads the doctor to model one after an attractive college student (Maya Hiromi). Naomi Oka co-stars, and the screenplay was by Atsushi Yamatoya, who had directed the sub genre's most notorious cult film, Koya No Dacchi Waifu, in 1967.