Bloody Territories (1969)

A former American G.I. joins a yakuza family after his release from prison in post-World War II Osaka.

Repeatedly beat to a pulp by gamblers, cops, and gangsters, lone wolf Shoji Yamanaka finally finds a home as a Muraoka family hitman and falls in love with boss Muraoka's niece. Meanwhile, the ambitions of mad dog Katsutoshi Otomo draws our series' hero, Shozo Hirono, and the other yakuza into a new round of bloodshed.

After being used and betrayed by the detective she had fallen in love with, young Matsu is sent to a female prison full of sadistic guards and disobedient prisoners.

A barkeeper saves a Yakuza boss' life and thus makes his way up in the organization. However, his fear of nothing soon causes problems.

When a mysterious stranger muscles into two rival yakuza gangs, Tokyo's underworld explodes with violence.

After yakuza boss Kurata dissolves his own criminal empire, a rival kingpin offers a position to Kurata's top operative, Tetsuya "Phoenix Tetsu" Hondo. When the fiercely loyal Tetsu declines, Otsuka taps unstoppable Tatsuzo the "Viper", a ruthless gun-for-hire, to assassinate him. As the Viper trails his target through the countryside, the agile Phoenix Tetsu grows concerned that one of his former associates has betrayed him.

After serving time, a defiant street thug is incensed to find his town overrun by two yakuza factions. He gathers his crew and takes them on.

In the teeming black markets of postwar Japan, Shozo Hirono and his buddies find themselves in a new war between factious and ambitious yakuza.

Yuki's family is nearly wiped out before she is born due to the machinations of a band of criminals. These criminals kidnap and brutalize her mother but leave her alive. Later her mother ends up in prison with only revenge to keep her alive. She creates an instrument for this revenge by purposefully getting pregnant. Yuki never knows the love of a family but only killing and revenge.

Brazilian-Japanese gangster Mario rescues his Chinese girlfriend Kei as she's about to be deported from Japan. Desperate to escape, he hides in Tokyo's booming Japanese-Portuguese community and seeks passage from the country from a Russian mobster. To meet his price, they hold up a bigtime drug deal between the Chinese Mafia and the local Yakuza.