Two New York cops get involved in a gang war between members of the Yakuza, the Japanese Mafia. They arrest one of their killers and are ordered to escort him back to Japan. In Japan, however, he manages to escape. As they try to track him down, they get deeper and deeper into the Japanese Mafia scene and they have to learn that they can only win by playing the game the Japanese way.

A Shogun who grew paranoid as he became senile sent his ninjas to kill his samurai. They failed but did kill the samurai’s wife. The samurai swore to avenge the death of his wife and roams the countryside with his toddler son in search of vengeance.

In the sixth and final film of the Lone Wolf and Cub series, the final conflict between Ogami Itto and the Yagyu clan is carried out.

In the fifth film of the Lone Wolf and Cub series, Ogami Itto is challenged by five warriors, each has one fifth of Ogami’s assassin fee and one fifth of the information he needs to complete his assassination.

In the third film of the Lone Wolf and Cub series, Ogami Itto volunteers to be tortured by Yakuza to save a prostitute and is hired by their leader to kill an evil chamberlain.

In the second film of the Lone Wolf and Cub series, Ogami Itto battles a group of female ninja in the employ of the Yagyu clan and must assassinate a traitor who plans to sell his clan’s secrets to the Shogunate.

In this first film of the Lone Wolf and Cub series, adapted from the manga by Kazuo Koike, we are told the story of the Lone Wolf and Cub’s origin. Ogami Itto, the official Shogunate executioner, has been framed for disloyalty to the Shogunate by the Yagyu clan, against whom he now is waging a one-man war, along with his infant son, Daigoro.