Pigs and Battleships
In the city of Yokosuka, Kinta and his lover Haruko, both involved with yakuza, brave the post-occupation period with a goal to be together.
Starring Hiroyuki Nagato, Jitsuko Yoshimura, Masao Mishima, Tetsurō Tamba, Shirō Ōsaka, Takeshi Katō, Shoichi Ozawa, Yôko Minamida, Hideo Sato, Eijirō Tōno
Watch "Pigs and Battleships" from streaming services Criterion Channel, Kanopy released in 1961. It's a crime and drama movie, and has a rating of 7.5 out of 10 from Imdb which is usually fine for this kind of movie.