Kōji Iwamoto Movies

A samurai answers a village's request for protection after he falls on hard times. The town needs protection from bandits, so the samurai gathers six...

After their lord is tricked into committing ritual suicide, forty-seven samurai warriors await the chance to avenge their master and reclaim their...

Nuclear tests create a radioactive man who can turn people into slime.

Japan, 1860. The men of the Mito clan, victims of the Ansei purge, anxiously prowl around the Sakurada Gate of Edo Castle with the intention of...

Shipwreck survivors found on the presumably uninhabited Infant Island leads to a scientific expedition that discovers a surviving native population...

A floating amorphous life-form descends from the atmosphere to consume carbon in the form of diamonds.

The Americans are swiftly closing on Okinawa, an island just south of the Japanese mainland. The Imperial command sends top generals and several army...

Men are being murdered by a psycho called "The Telegian," who uses a matter-transmitting device to locate his victims.

Admiral Isoroku Yamamoto, a brilliant tactician, is a loyal subject of the emperor, despite his grave misgivings about leading Japan's navy into war...

When Sergeant Okubo's brother is murdered at a Japanese outpost in Northern China during the Second World War, Okubo poses as a war correspondent and...

In this patriotic WW II drama, the Japanese army demonstrates its courage and willingness to do anything to win as they endeavor to sneak into...

This Japanese action-adventure is set in the 17th century when all forms of swordplay were banned. One fighter, an excellent swordsman believes the...

Historical drama about a sleepy-eyed ronin.

In the sixth and final episode Rentaro Mikuni steals the show as Baiken Shishido, Musashi's nemesis. Mikuni is the nominal villain of the film, but...

Japanese police detective Saburo Fujioka is suspected of corruption, demoted, and sent to the city of Kojin. Kojin is the scene of fierce fighting...

Towards the end of World War II, five men are tasked with freeing the son of a general from Chinese captivity.

Suspense drama about an assassin charged with breaking up a gold smuggling ring, and the contract subsequently purchased against him and his employer.

A woman struggles to raise her young son on her own in postwar Japan, finding companionship with a kind laborer while still hoping for the return of...

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...