Wild Geese
A young woman, who must support her father as a middle-aged man's mistress, finds herself falling in love with a student closer to her age.
Starring Hideko Takamine, Hiroshi Akutagawa, Jūkichi Uno, Eijirō Tōno, Chōko Iida, Eizo Tanaka, Kumeko Urabe, Miki Odagiri, Kuniko Miyake, Tadashi Date
Watch "Wild Geese" on Criterion Channel released in 1953. It's a drama and romance movie, and has a rating of 7.5 out of 10 from Imdb which is usually fine for this kind of movie.