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.
Etsuko Shihomi
Li Koryu
Tamayo Mitsukawa
Li Hakuran
Hideo Murota
Kazushige Osone
Masashi Ishibashi
Inoichiro Honiden
Asao Uchida
Kōji Hio
Kiyoshi Nezu
Kōji Fujiyama
Goro Kuroki
Shōhei Yamamoto
