"Shōgun" is a historical novel written by James Clavell, published in 1975. Set in the early 17th century, it follows the story of John Blackthorne, an English navigator who becomes embroiled in the political intrigue of feudal Japan. The novel explores themes of culture clash, power, and loyalty as Blackthorne navigates his new life in a foreign land. The title "Shōgun" refers to the military leader of Japan, a position held by powerful figures like Tokugawa Ieyasu. The book delves into the complexities of Japanese society, including the samurai code of honor and the influence of Christianity during this period. It has been praised for its rich detail and character development.