Great Edo: Secret Story of a Female Doctor in Trouble (大江戸　（秘）おんな医者あらし) 49 years old

Roman Porno from 1975.

Credits

Name	Character
Moeko Ezawa She was 36, now 85 years old	as Osen
Junko Miyashita She was 26, now 75 years old	as Okiku
Yūko Katagiri She was 23, now 72 years old	as Ofuji
Kensuke Tamai	as Izumiya
Akira Takahashi He was 52, 83 years old when he died	as Shinzaburo Tajima

Name	Department
Masaru Konuma as Director. He was 37 (now 86) years old	Directing
Masayasu Ōebara as Writer.	Writing