Isao Matsumoto
Writing
Biography
Isao Matsumoto is a former Japanese film writer.
Known For

Warriors were chosen to battle the Dark Science Empire Death Dark. They fight using Future Science and their weapons are inspired by gymnastics apparatus.
Dai Sentai Goggle-V

The Jashinka Empire rises from the depths of the Earth to conquer the world. To stop them, Dr. Kyutaro Yumeno assembles five inventors to his laboratory, Yumeno Invention Laboratory and gives them the power to become Dynamen. Each member has their own goal, but as the Kagaku Sentai Dynaman, they are united to stop the Jashinka Empire in their tracks.
Kagaku Sentai Dynaman

Two sisters are captured by a bounty hunter for an S&M nightclub.
Double Rope Torture

Ryo, a young former banker, gets beaten up over a debt from gambling. A yakuza boss saves him, and Ryo decides to train to become a yakuza under him.
Those Swell Yakuza

Duke Togo (codename: Golgo 13) is a ruthless assassin who's accepted a tricky assignment from an American drug syndicate. His mission is to "rub out" Hong Kong's underworld kingpin. His main obstacle is the relentless Detective 'Smitty' Smith, determined to stop Togo no matter the cost. The result is an explosive adventure through the seamy, violent streets of Hong Kong.
Golgo 13: Assignment Kowloon

A man from Osaka comes up to Tokyo to fight gangsterism.
The Marked Man

This is a film about a real person. Sanada Yukimura fought a war against Tokugawa Ieyasu.
The Shogun Assassins

Kiku Nakakawa, the only daughter of an old kimono shop owner in Kyoto, is enthusiastic about karate. To help her friend Michi avenge her brother, she sneaks into a movie studio in Kyoto where a drug dealing syndicate is based.
Sister Street Fighter: Fifth Level Fist

Mr. Soh, a righteous man with a cold stare and fists of steel, returns to a lawless post-war Japan in 1946. He protects the weak, defends the poor and knocks some good sense into friends and enemies alike. Rapists and gangsters get the worst of it, as Mr. Soh builds up his school on the island of Shikoku.
The Killing Machine

After World War II, when Okinawa was under control of the United States, the local yakuza prospered. But when Okinawa is returned to Japan, the mainland yakuza tries to take over; the local yakuza tries to compete. Now sides are drawn among the local yakuza guys who used to be best friends since their childhood, and brother fights brother. It results in the biggest yakuza war in Okinawa.
The Okinawa War of Ten Years

After World War II, their town was a pile of rubble. Gennosuke, the second generation boss of the Kamizu Group was upholding yakuza chivalry by keeping black-market and illegal items out of their open-air market. Taking advantage of the mess, Iwasa and his gang take hold of goods from the US military, black-market and controlled items in order to become the most powerful group in Enko area.
Brutal Tales of Chivalry

Okoma (Red Cherry) was a woman gambler until she retired from the yakuza world. Two years later, she returns home, and finds that the big boss has been assassinated and his daughter is having trouble keeping things in line against the rival gang headed by the men who killed her father. Okoma decides to avenge her former boss and help his daughter, a former friend of hers. She recruits her own gang, starting with an expert knife-fighter, her former lover. After a fight, the new Gang Leader captures and tortures Okoma sadistically.
Rope and Skin

Gang leader Nami (cult film legend Meiko Kaji) kills a member of a yakuza group and goes away to prison. Upon her release three years later, she’s a shamed woman confined to living in the shadowy world of sex clubs and street gangs. She returns to the city to live with her uncle, a billiard-hall owner, and after befriending pimp and ne’er-do-well Ryuji (Tsunehiko Watase), she gets a job working at a hostess club in the chic Ginza neighborhood, where the expensive shops and neon lights conceal a dark world of crime and sexual slavery. But when a rival gang attempts to muscle in on the club, Nami becomes enmeshed in a violent struggle that forces her to wield a skilled pool cue to defend her uncle’s business, and eventually a short sword to wreak bloody vengeance upon her enemies.
Wandering Ginza Butterfly

In 1947, in Kobe, Japan, a local street gang fights for their survival when its turf is overrun by United States occupation forces and international gangs.
The International Gang of Kobe

No description available.
A Cheerful Yakuza

A story about the activities of Southeast Asian Mafia gangs in Shinjuku. Ryosuke Kano is an ex French Foreign Legion soldier and is now a cocaine smuggler and dealer. He is acquainted with Larry, a Japanese American, but he turned out to be an undercover cop from New York.
Dark Society in the East

After spending eight years in prison for murder, Hiroshi leaves his yakuza family to start a new life as a labor racketeer.
The Yakuza Code Still Lives

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.
Woman Boss: Chivalrous Fight

This is the Fifteenth film in the series. There were seventeen Wolves of the City films between 1968 & 1974, in the main aimed at shock-value & “pinku” soft-core with sex, nudity, violence, gunplay, & a lot of mainly pointless foolishness when the biker gang coopts racist or nazi imagery, inventing a non-existent youth culture void of morality…
Delinquent Boss: Alley Dog Commando

This is the thirteenth film in the series.