The best Isao Natsuyagi’s movies

Ryota Nonomiya is a successful businessman driven by money. He learns that his biological son was switched with another child after birth. He must make a life-changing decision and choose his true son or the boy he raised as his own.

As the Japanese surrender at the end of WWII, Gen. Fellers is tasked with deciding if Emperor Hirohito will be hanged as a war criminal. Influencing his ruling is his quest to find Aya, an exchange student he met years earlier in the U.S.

An emotionally distraught young man goes on a violent killing spree after his tuberculosis keeps him from serving in World War II and is frowned upon by his fellow villagers.

Scientists in Antarctica desperately try to find a cure to a military virus that was released in a plane crash and has wiped out the rest of the world.

Jun-shik, who works for Tatsuo’s grandfather’s farm while Korea is colonized by Japan, dreams about participating in the Tokyo Olympics as a marathon runner. Tatsuo also aims to become a marathon runner, so the two become rivals. But the war breaks out and they both are forced to enlist in the army. Tatsuo becomes the head of defense in Jun-shik’s unit and he devises a scheme but fails. Jun-shik and Tatsuo are held captive by the Soviets. They run away but soon are captured by the Germans and forced to separate. In 1944, they meet again on the shores of Normandy.

After being cruelly set up by a crooked detective named Sugimi (Isao Natsuyagi), whom she loved, Nami Matsushima (aka Matsu the Scorpion) (Meiko Kaji) is sentenced to do hard time in a women's prison, which is run by sadistic and horny male guards. There are 700 other prisoners, making Matsu number 701. Her crime was making a failed attempt to stab Sugimi on the steps of the Tokyo Metropolitan Police Headquarters because he used her to win favor with the Yakuza. While in prison she meets inmates like Yuki Kida (Yayoi Watanabe) who was committed for fraud and theft, Otsuka (Akemi Negishi), jailed for burglary and extortion, and Katagiri (Rie Yokoyama) who has been impounded for arson and illegally disposing of a body.

A team of geophysicists investigating seismic activity on the seafloor discover that the islands of Japan, after suffering from massive volcanic eruptions and earthquakes, will be pulled into the ocean, killing millions.

A young man Kentaro Saeki keeps failing his bar test and does not know what to do any more. His older sister Keiko is a freelance writer. Kentaro and Keiko begin to search for information on their grandfather Kyuzo Miyabe who dead in the special forces during World War II. Their grandfather Kyuzo Miyabe was terrified of death and obsessed with life. Why did he join the special forces? According to his fellow navy soldiers, Kyuzo Miyabe was a genius and also a coward. Kentaro and Keiko then discovers the shocking truth which has been sealed for 60 years.

In the middle of the 16th century, Hideyoshi, a power hungry warlord sets out to destroy the Momochi clan. He sends his war commander in search of the clan's hidden gold only to find that two daggers are the key to the hiding place of the treasured gold. Spanning decades, the quest for the missing daggers takes Shiranui through war and ancient tradition.

Based on the story by manga master Leiji Matsumoto (The Cockpit, Queen Emeraldas), the 55 minute featurette picks up one year after the events of Galaxy Express 999 in which a young boy named Tetsuro and his motherly companion Matel worked to rid the universe on the Mechanized Empire who had taken over Earth.

Following the death of the second Tokugawa shogun, it is revealed that he was poisoned by retainers of his son Iemitsu in hopes of gaining him the shogunate despite the stammer and birthmark which undermine his respect. Iemitsu and his brother Tadanaga become bitter rivals for the shogunate, and the land is split into factions, eventually erupting into warfare. Iemitsu's mentor, his fencing instructor Yagyu, is fixated upon securing Iemitsu the shogunate and ends up betraying everyone, even his own family, in pursuit of the goal.

In the year 1590, the mighty warlord Toyotomi Hideyoshi is close to fulfilling his ambition of unifying all of Japan under his banner when he comes across unexpected resistance in the form of a floating fortress known as Oshi Castle. Narita Nagachika, a frivolous hedonistic fellow and unlikely candidate for the position of rebel general, finds himself in charge of defending the castle. His odds? An army of 500 men to combat Toyotomi Hideyoshi's army of 20,000.

A newly unemployed salaryman meets a particularly sexual woman.

A squadron of Japanese Self-Defense Force soldiers find themselves transported through time to their country's warring states era, when rival samurai clans were battling to become the supreme Shogun.

As Japan gears up for the 1964 Olympic games, the cops start to crack down on the gangs, under pressure from the public and the press, adding a new dimension in the war for power among the yakuza families of Hiroshima.

Kumokiri Nizaemon, a former samurai warrior, has abandoned his class to become the leader of a gang of thieves. He leads his outlaws in an attempt to rob the castle of his former clan.

An old couple, their only son, the son's wife, a young man and his lover live peacefully in a village. Then, a terrifying earthquake strikes that causes a nearby nuclear station to explode. The residents must evacuate, but the family lives on a farm, with only half of the area designated as an evacuation area...

After the death of previous Boss, a gang war lasts for more than four years.

A guilt-haunted samurai warrior attempts to stop a massacre taking place.

Onimasa is the egocentric boss of a small yakuza clan on Shikoku Island, whose criminal duties conflict with his self-image as a chivalrous samurai. His struggles with his boss, the Shikoku Godfather, and the tumultuous life of his adopted daughter, Matsue, form the backdrop of this epic tale of justice, obedience, and bloody vengeance.