Operation Plazma in Osaka

Set during Japan's postwar economic expansion, this crime action film follows various yakuza groups in Osaka. These local factions struggle to maintain their existence as they face a hostile takeover attempt by the nation's most powerful criminal organization.

The movie was directed by Sadao Nakajima, appearing in his filmography after Company Buggers and before Japan's Don. The screenplay was written by Kōji Takada and the film was produced by the Toei Company. Released on January 31, 1976, the production has a runtime of 95 minutes.