Sengoku Yarō (戦国野郎, literally: "Sengoku Rascal") is a 1963 Japanese jidaigeki period black comedy adventure film directed by Kihachi Okamoto, co-written by Shinichi Sekizawa and starring Yūzō Kayama. Masaru Sato composed the music for the film. It is known in the English version as Warring Clans. A widescreen home version of the film was released on DVD in Japan in 2006. Japanese cinema specialist David Desser called the film "eccentric".