Erotic Massage Wife: Incredible Pleasure Techniques (1992)

Tatsuya and Etsuko are a newlywed couple, but Tatsuya becomes impotent due to work stress, and is forced to take a long-term rest at home, cutting his salary in half. Etsuko searches for a part-time job and finds one as a pleasure massage therapist, a job that would put her pleasuring skills to the test...