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

Narumi has decided to retire from the underworld society with which he has been involved for 20 years. He also informs his colleague and attends his final smuggled handgun deal. Suddenly, shows up and the client is shot to death accidentally. That client was an undercover police investigator, so Narumi is now facing a predicament.

Ken Takakura stars as Ryoji one of the Aramasa family's loyal lieutenants whao takes the burden of his family being insulted by the Tanuma's family goons, by retaliating on his own. After injuring the head of Tanuma's family, and slaying others along the way, he then surrenders to the law and serves time. Before his last year to serve, the head of the Aramasa family falls ill and decides to retire, Ryoji miss chance to be successor, his old friend is reluctant but accepts. Now this gives the Tanuma family a chance for revenge! But with Tomisaburo Wakayama (Sekine) always having your back, how can you go wrong?

When a tough yakuza gangster is betrayed by his bosses, it means all out war. Bodies pile up as he takes out everyone in his way to the top in a brutal quest for revenge.

A simple funeral turns a man's world Topsy turvy. He wakes up in a posh hotel room, totally clueless about how he got there. Slowly, he recalls what happened a day before.

A Japanese assassin stranded in Taiwan must take work from a local crime boss to make ends meet when suddenly a woman from his past delivers a son to him.

In order to settle a business dispute, a mob leader murders one of his own teenage sons. The surviving son vows to avenge his brother's death, and organizes his own gang of teenage killers to destroy his father's organization.

With a Kansai syndicate setting their sights on Tokyo, a former yakuza boss gets dragged back into a world of violence.

After his father figure - a yakuza boss, is murdered, Azusa Moribe goes on a killing spree to exact revenge.

An early Okamoto yakuza film, though it's not in the Underworld series (along with The Last Gunfight and The Big Boss) despite being alternatively known as "Death of the Boss." While Okamoto did not write this film and took on the project because he was assigned and "just doing [his] job" according to an interview with Chris Desjardins in Outlaw Masters of Japanese Film, he did express a general excitement about working in action cinema (which shows through in this film's energy.)

Ocho is accidentally captured by a drug trafficking cartel who use Chinese women to smuggle drugs into Japan by hiding it in their vaginas. She is tortured, and manages to escape, fighting both the male yakuzas and a gang of female thieves.

A cocaine deal is about to go down between yakuza and Hong Kong triad gangsters and a small time porn peddler is used as a mole by a dirty cop.

When Nick Davis leaves prison after one year in solitairy, he is hired to operate a forklift in a warehouse in the harbor owned by the Japanese Yakuza patriarch Isshin Tendo. The place is assaulted by the Italian Mafia lead by Dino Campanela and Nick rescues and saves the life of Shuji Sawamoto, who is the representative of Yakuza interests in America. Shuji hires Nick to work for Yakuza and becomes his godfather in the family after his oath to join Yakuza. However, Nick is a lonely FBI undercover agent assigned to penetrate the criminal organization. When the FBI discovers that Campanela is organizing a massive attack to destroy the Yakuza, Nick's boss Littman calls off the operation to leave the dirty work to the Italian Mafia. But the connection of Nick with Shuji and his goddaughter Yuko forces him to help his Japanese family.

The sequel to "Flowers and Dragons". Kingoro Tamai founded a family in the port of Wakamatsu. He unites people with his courage, and revolts against the entrepreneur Oki Nakashi, who is teeming with vices. Kingoro and his family are also forced to fight against the Ezaki-Gumi group, which is opposed by Tomoda Kizo, who is trying to control the port of Wakamatsu.

Teruo Ishii portrays the bitter conflict over the right to develop land in a gripping and humorous way. Nakagami, the head of the Kanto Joseikai, is ordered to acquire the rights to work to level the reclaimed land and prevent the Doshikai from expanding from Kansai into Tokyo, but the interference of the Koda-gumi, associated with the Kansai Doshikai, intensifies. Nakagami's younger brother Hayami, unhappy that the situation is moving slowly, tries to blackmail the mayor into moving forward, but... A true Toei gangster film with an all-star cast including Koji Tsuruta and Ken Takakura!

Sumi Muraoka, nicknamed "Sumi Banten", due to the fact that her back is decorated with a tattoo of the goddess Banten, the woman who heads the Banten Yakuza family. She comes into confrontation with a powerful of Yakuza group Mutsumi-kai, seeking to capture all power in their hands.

Second delivery in the "Yakuza Hijoshi" series. The protagonist, played by Ando Noboru, is torn between the organization and his old friends.

A biracial Black Japanese woman, hidden from her Yakuza grandfather by her mother after he had her African American husband killed because of their taboo relationship, seeks her birth mother years later. However, she finds herself caught in a conflict between the ninja clan who raised her and the Japanese underworld.

Kosuke Suzuki was presumed dead after boss Toseikai Setouchi lynched him and threw him into the sea off the coast of Kobe. However, three months later, Kosuke suddenly appears in Kagoshima and reunites with his partner, the vagrant Kumagoro. However, Kosuke's relief does not last long, he learns from Kumagoro that Toseikai are acting ruthlessly here too.

Unlike traditional gangster movies, it is a gangster swashbuckler that mixes romance and humanity with a yakuza lover as the main character. A young man who heard that his former boss was killed is imprisoned by slashing his family's minions, and his lover is tortured by the enemy, but rescued by the imprisoned young man's nemesis.