Dolls Of The Shogun’s Harem (1986)

aka's: Ooku Juhakkei/Dolls Of Harem/The Shogunate's Harem/大奥十八景

A new shogun is appointed to the throne when his brother dies. He finds out that one of the women from his brother's harem became pregnant and escaped. The new Shogun would loose the throne if the child is a boy. Genshiro (Hiroshi Katsuno) is doctor who, among other things, performs abortions, and is sheltering his love, another women who escaped from the harem. The new Shogun threatens to arrest his girl unless Genshiro hunts down the woman and aborts her child. Genshiro learns that the woman releases a “musky scent from her special area” when in ecstasy. Both Genshiro and his friend set out to find all the women of the former harem and have sex with them, by force if necessary. Also stars Kyoko Tsujisawa, Mami Nomura and Yumi Iori. (In Japanese language, with English subtitles).