A shooting incident occurs at the Asahina family gambling hall in Tokyo's Joto district. It is the work of Gaijin boss Brown and his henchman Yamaoka, whose territory is in the Jonan district, in response to Kikuya, the head of the Asahina family, refusing to join the Syndicate. Yamaoka relentlessly pursues the Asahina family and uses his brother Komatsu to kill Shibaki, Kikuya's brother, who owns Nagoya territory. When Kikuya receives information that a general meeting of the Brown and Yamaoka Syndicate is to be held in Nagoya, he is determined to root out the syndicate and rushes to Nagoya, ready to die...
Unfortunately the movie The Big Boss is not yet available on HBO Max.
| Sound | Tadashi Manjome | Music |
| Directing | Yasushi Sasaki | Director |
| Writing | Akira Murao | Screenplay |
| Camera | Shoei Nishikawa | Director of Photography |
