In spring, a girl leaves the island of Hokkaido to attend university in Tokyo. Once there, she is asked to reveal why she wanted to go there in the first place.
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.
Japan and Russia clash in what comes to be known as the Russo-Japanese War. An attempt by the Japanese fleet and army to take Port Arthur fails, and a Russian fleet bears down on the Sea of Japan. Admiral Heihachiro Togo sends his fleet to confront the Russians, with results which stun both nations. Meanwhile, Major Genjiro Akashi makes secret negotiations with the Bolshevik revolutionaries in Russia, negotiations that have repercussions far beyond the conflict at hand.
Following the detonation of the atomic bombs on Hiroshima and Nagasaki, the Japanese military and the government clash over the demand from the Allies for unconditional surrender. Minister of the Army Anami leads the military officers who propose to fight on, even to the death of every Japanese citizen. Emperor Hirohito, however, joins with his ministers in asking the unthinkable, the peaceful surrender of Japan. When the military plots a coup to overthrow the Emperor's civilian government, Anami must face the choice between his desires and loyalty to his Emperor.
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 assassinating Naosuke Ii of Hikone, tairō of the Tokugawa shogunate and responsible for their misfortune.
The story tells of a group of samurai who were left leaderless (becoming ronin) after their daimyo (feudal lord) was forced to commit seppuku (ritual suicide) for assaulting a court official named Kira Yoshinaka, whose title was Kōzuke no suke. The ronin avenged their master's honor after patiently waiting and planning for over a year to kill Kira. In turn, the ronin were themselves forced to commit seppuku for committing the crime of murder.
The plot is based on the novel "Akechi Samanosuke no Koi," the final work in a trilogy by Hiroshi Kato about the forced suicide of Oda Nobunaga at the temple Honnoji. Historically, the general Akechi Mitsuhide is credited with causing Nobunaga's downfall. Kato's novel focuses on Mitsuhide's nephew Samanosuke, who fought alongside his uncle during the assault on Honnoji.