Much of the film recounts actual historical events, including Shingen's death and the two-year secret, and the climactic Battle of Nagashino in 1575. Those scenes are also modeled closely on detailed accounts of the battle. To secure part of the funding required to make the film, Akira Kurosawa teamed up with the Suntory Whiskey company to create advertisements for the drink on the set of "Kagemusha". These advertisements are included as extras on the Criterion edition DVD. When T ...[Read Story ]