Greatest Boss of Japan (1970)
Original title: 日本最大の顔役
Greatest Boss of Japan is a 1970 Japanese-language action movie directed by Akinori Matsuo, with a running time of 1h 28m. It stars Akira Kobayashi, Jerry Fujio and Joe Shishido.
A man who became the third boss faces off against delinquent foreigners and villains vying to rule the underworld in order to develop the port city.