"Ichi The Killer" is a Japanese film directed by Takashi Miike, released in 2001. The movie is based on the manga of the same name by Hiroshi Takahashi and follows the story of Ichi, a disturbed and sadistic killer, as he becomes embroiled in a violent conflict between rival yakuza factions. The film is known for its graphic violence and complex themes of pain and pleasure. The narrative centers around Kakihara, a yakuza enforcer searching for his missing boss, leading him to cross paths with Ichi. As the story unfolds, it explores the psychological motivations behind the characters' actions, making it a controversial yet influential piece in the genre of Japanese cinema.