Warlord Oda Nobunaga seeks to unite a fractured Japan. A young man trained in the arts of ninjitsu is manipulated by a ninja master into attempting to assassinate the warlord before he completes his task.

A noble samurai serving the Shogun as 'Kogi Kaishaku-nin' (Official Executioner) is the target of a plot by the evil Yagyu Clan to take away his position and replace him with a member of their own family. When his wife is murdered and evidence is produced that he was plotting against the Shogun the Code of Bushido calls for him and his son to commit sepuku. Instead he defies the Shogun's orders and takes up arms against his enemies, becoming an assassin for hire.

A naively honorable samurai comes to the bitter realization that his devotion to moral samurai principles makes him an oddity among his peers, and a very vulnerable oddity in consequence. He takes the blame for the misdeeds of others, with the understanding that he will be exiled for one year and restored to the clan's good graces after the political situation dies down. As betrayal begins to heap upon betrayal, he realizes he'll have to live out his life as a ronin, if not hunted down and killed.

When his mother's untimely death quickly follows his father's, a doctor begins to believe a killer may be targeting him and his amnesiac wife.

The tyrannical Lord Danjo Mikoshiba covets the rich, fertile lands surrounding Lake Yakumo. During a memorial ceremony for the late Chigusa lord, Mikoshiba launches an attack, overthrowing the honorable Lord Juro. Just when all seems lost, Daimajin rises from Lake Yakumo to settle a score of his own.

Zatoichi is sworn to protect the life of a young girl and without any real allies finds himself in the middle of a bloody turf war.

Akira, a teacher from Tokyo, has just arrived in a small rural town to begin his new job. Soon after arriving, he meets, and begins to fall for, Miki, a papermaker and part of a large and unusual family. When he learns of an ancient legend that the family carries the curse of the Inugami, or Dog God, he brushes it off as silly superstition. After a series of mysterious deaths, however, the townspeople begin to grow restless, and Akira must confront the truth about Miki and her family.

[Period covered: 1582-1594]. As the film opens, the warlod Nobunaga Oda rides to Iga Ayanokuni shrine. He is asked if he thinks he has destroyed all the ninja who opposed him and answers that he suspects that there may be more. A servant brings water and tests it first. The paige dies and we hear gunshots as two ninja flee the scene. His suspicions confirmed, Nobunaga oversees the execution of captured ninja and decides that, in the future, he needs a much crueler method of execution. The daimyo Hideyoshi comes to visit.

Zatoichi comes upon the town of Tonda, overrun by gangsters. Using one of his favorite techniques, Zatoichi proceeds to win 8 ryo in a rigged gambling game. Of course, the local gangsters attempt to kill him, and the adventure begins. It turns out a blacksmith named Senzo examines Zatoichi's cane sword, and discovers it to be forged by his old mentor. Senzo discovers the sword is at the end of its usefulness and will break when it is used next.

Two sculptors spend the night in a mountain lodge after being caught in a snowstorm. A female spirit appears and takes the life of one of the men. She spares the other man's life on the condition that he never tell anyone what happened that night.