- HD 1080
- Runtime: 95m.
- Status: Released
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- Languages: ja
- Country: Japan
- Director: Sadao Nakajima
- Stars: Hiroki Matsukata, Tatsuo Umemiya, Tsunehiko Watase, Akira Kobayashi, Mikio Narita
- keywords: yakuza, gang war, based on true story, osaka, japan, gang warfare, jitsuroku
- Production_studio: Toei Company
- The Operation Plazma in Osaka is featured in the top rankings of 1976
- #26 in Top Action Movies of 1976
- #23 in Top Crime Movies of 1976
Amidst Japan's postwar economic boom, yakuza factions in Osaka fight for survival when Japan's largest crime syndicate plans a hostile takeover.