James Clavell's Shōgun is a 1975 novel fictionalizing incidents and personages in 17th century feudal Japan effecting the Edo period's advent. The third published, and the first chronologically placed, book in Clavell's six-volume Asian Saga, by 1980 it sold six million copies worldwide. It has been made into two TV miniseries, a stage musical, as well as one board game and three video games.

James Clavell was an Australian-born British writer, screenwriter, director, and World War II veteran and prisoner of war. Clavell is best known for his Asian Saga novels, a number of which have had television adaptations. Clavell also wrote such screenplays as those for The Fly (1958), based on the short story by George Langelaan, and The Great Escape (1963), based on the personal account of Paul Brickhill. He directed the popular 1967 film To Sir, with Love, for which he also wrote the script.