The main character, Baian Fujieda, is a dark hero who has two faces: one as a skilled acupuncturist who saves lives, and the other as a criminal who buries evil that cannot be kept alive for the sake of others. Popular writer Shotaro Ikenami's historical novel series of the same title, on which the film "BAIAN The Assassin, M.D." is based, is a blockbuster bestseller with a total of over 6 million copies in print and has been made into a timeless entertainment film many times in Japan. Many famous actors have played the role of Baian, including Ken Watanabe. The year 2023 marks the 100th anniversary of Shotaro Ikenami's birth. In the anniversary year of 2023, a new "BAIAN The Assassin, M.D." is born.

In Edo-era Japan, a ukiyo-e artist languishes in his master’s shadow. Creatively stifled, he finds consolation in the company of a prostitute, and becomes entangled in a love triangle. A mystery emerges involving two portraits and the sudden disappearance of the artist Sharaku. Helmed by Cannes-selected director Tatsuji Yamazaki, the film employs kabuki-inspired sequences and stylised sets.

Ito, daughter of a clan official, encounters Magoshiro Eguchi. Magoshiro is a low ranking samurai sparks an attraction with Ito. Ito challenges Magoshiro to a sword match using bamboo sticks. Mahoshiro accepts. The pair's duel causes sparks to fly an attraction from both sides. Meanwhile, Ito faces an arranged marriage with Saisuke Katagiri and Magoshiro is with Kayo...

In Part I we see the young would-be swordsman setting out to achieve greatness in war, achieving nothing because fighting on the losing side, & then beginning his long period of wandering & training, with the goal always in mind of his duel with Kojiro. Part II builds toward that great duel on Ganryu Island, with considerable focus on Musashi's planning & forethought as to how to gain an advantage.

During the ultra-violent era of the downfall of the Tokugawa Shogunate one man rose above the rest with his ideas of how to overthrow the corrupt government and end the bloodshed between the Choshu and Satsuma clans which would ultimately lead to the alliance of these 2 clans and restoration of the emperor to full power. Based on the play that made Sawada Shojiro famous, this is the story of Tsukigata Hanpeita, a forward looking samurai from Choshu, who along with Katsura Kogoro and Sakamoto Ryoma of Tosa worked to bring their dream of a new era in Japan.

A pair of down-on-their-luck swordsmen arrive in a dusty, windblown town, where they become involved in a local clan dispute. One, previously a farmer, longs to become a noble samurai. The other, a former samurai haunted by his past, prefers living anonymously with gangsters. But when both men discover the wrongdoings of the nefarious clan leader, they side with a band of rebels who are under siege at a remote mountain cabin.

Set during Japan's Shogun era, this film looks at life in a samurai compound where young warriors are trained in swordfighting. A number of interpersonal conflicts are brewing in the training room, all centering around a handsome young samurai named Sozaburo Kano. The school's stern master can choose to intervene, or to let Kano decide his own path.

Fearless Edo-period police inspector Hanzo Itami, nicknamed The Razor, has developed his own unique way of extracting information for his inquiries. His first adventure sees him investigating his superior officer's mistress, whom he suspects of having ties with a reputed criminal on the loose.

Hanzo extracts a confession from a ghost using his assaulting methods, foils thieves, connects with Heisuke Takei a friend from his youth, offers protection to a forward-thinking physician Genan Sugino who has defamed his ruler, discovers a pleasure ring of young wives and a blind music teacher, and cuckolds a corrupt official under his very nose.

Tokugawa Ieyasu is killed at the Battle of Sekigahara. Jirosaburo Serada, who travels all over the country, becomes Tokugawa Ieyasu's shadow warrior and runs country….

In the midst of the Siege of Osaka in the Sengoku period, a thrilling tale unfolds featuring a trio of ronin who manipulate a group of spies, a mysterious woman protecting a young lord, and the overwhelming roar of the Warring States captured on the silver screen.

Based on the historical figure of Nobutora, the father of the famous Warring States period general Takeda Shingen. Takeda Shingen has proven himself in battle but there’s an even more capable person in his family, his father Nobutora (lit. Samurai Tiger). The son exiles the father and so the old patriarch goes to Suruga to serve the Ashikaga shogun in Kyoto. Decades later, Nobutora, now 80 years old, learns that Shingen is in trouble and the old man returns home to keep the Takeda family alive as a new leader seeks to usurp leadership of the Takeda’s and starts a fight with the great warlord, Oda Nobunaga.

After the fall of the Tokugawa Shogunate, there was a series of battles fought while the former supporters of the Tokugawa shogunate retreated to the north where they actually started a sovereign nation that was recognized by more than one European country. Survivors of the Shinsengumi were among the followers of Enomoto Takeaki who took them to the northernmost island of Ezo where they fought their final battle at the star shaped fort, Goryokaku. The Japanese Civil Wars fought in the name of the emperor signaled the complete end of the feudal system and Japan’s entry into the modern world as those brave samurai tried to halt progress and learned that the age of modern warfare and weaponry had passed them by. Swords were no match for rifles and cannons, nor was any man a match for the power of the imperial flag. Japanese loyalty to the emperor has long defined the nation and culture despite the changing times.

Genichiro Okugawa is appointed as the head of accounting in a feudal domain and travels with his servant Gonsuke to the country from Edo. Along the way, they are attacked by masked samurai on a mountain road. Genichiro is saved by Sukezaemon Tsuda, the supervisor of public works who was out hunting. Upon arriving in the domain, Genichiro is given a warm welcome by the vassals, who force him to drink heavily and find his subordinates to be rebellious. His proposed fiscal reforms are met with resistance, except by Tsuda who understands Genichiro's intentions. Genichiro marries Matsuo, the daughter of a senior councilor, but soon faces accusations of corruption.

Master director Sadao Nakajima brings to life the adventures of Shohachi, a ronin (masterless samurai) searching for his father's enemy. O-Tama, the star of a light acrobatics hut in the back mountains of Asakusa, falls in love at first sight with a ronin named Shohachi who appears out of nowhere and, impressed by his skills, asks him to become the troupe's bodyguard. Shohachi, who is searching for his father's enemy Hyoto, follows the troupe on their provincial tour and finally finds him. But it seems that his enemy is quite skilled.

A chance encounter on the road leads to the unusual need for a female bodyguard to protect the granddaughter of an old friend of Akiyama Kohei, a wealthy merchant who plans to bypass his son-in-law as head of the company. When Daijiro’s wife Mifuyu takes on the job strange things start to happen, including the brutal slaughter of company employees. With the backing of Lord Tanuma, a chief elder on the ruling council, Kohei, Daijiro, and Mifuyu form a plan to foil the kidnappers plot and save the girl from certain death.

Edo is rocked by the news that a duel to the death is to be held at Takadanobaba, the famed site of a bloody revenge fought by Nakayama Yasubei, who late married into the Ako clan where he was one of the 47 ronin who took vengeance against the vile Lord Kira. This hallowed spot is to host a match between two of the finest swordsmen in Edo. Each is backed by a high ranking direct vassal of the shogun, who had bet their family heirlooms on the outcome. The loser was to commit seppuku and have his clan disbanded. Meanwhile a band of brigands are placing their bets on the fencer who had earlier killed their leader. Can retired master swordsman Akiyama Kohei keep this from becoming a major disaster?

Mori Kojiro, a member of the Akō Ronin, fails to identify Kira Kozukenosuke before their attack and is publicly banished by Ōishi Kuranosuke. Ōishi later apologizes privately, revealing that Kira has a decoy and assigning Mori a secret mission to kill the real Kira if necessary. Devastated, Mori finds solace with Okame, a local bar owner. After the ronin avenge their master, Mori, believing their mission complete, plans to leave his samurai life for Okame. However, Terazaka Kichiemon reveals that Kira was not killed but fled, and the decapitated man was a decoy. Mori decides to complete his mission and hunt down the real Kira.

Dobu, an Edo samurai, is tasked with investigating a string of noble murders in Kyoto, disrupting his routine in Shimotani.

After six exiles return to Edo, four are mysteriously killed. Two survivors, Kosuke and Kingo, lead a search to uncover a hidden motive behind the murders.