SEX Doctor Saburo Tongari

(from ebookjapan):
Saburo Tongari is an obstetrician/gynecologist, police commissioned doctor, sex critic, and expert in the art of play. While messing about with various women, he solves difficult cases with his unique reasoning and flying syringes. The story is mainly about sex, with some action as well. An exhilarating and sexually charged story. An ambitious work by George Akiyama!