The Hidden Blade (隠し剣 鬼の爪, Kakushi ken: Oni no tsume, literally "Hidden Blade: Oni's Claw") is a 2004 film, set in 1860s Japan, directed by Yoji Yamada. The plot revolves around several samurai during a time of change in the ruling and class structures of Japan. The film was written by Yamada with Yoshitaka Asama and, like its predecessor The Twilight Samurai, based on a short story by Shūhei Fujisawa. The soundtrack is an original composition by Isao Tomita.