Sister Street Fighter: Hanging by a Thread
12/7/1974
Imdb: tt0183704
Tmdb: 50632
Popularity: 3.535
Vote: 6.3/10 (23)

Koryu heads to Yokohama in search of a woman named Birei, kidnapped by diamond smugglers who move their hot rocks by surgically implanting them into the nubile buttocks of Chinese prostitutes. Koryu's older sister, working as a jewelry designer, is secretly, if unhappily, involved with the gangsters.