As sadomasochistic yakuza enforcer Kakihara searches for his missing boss he comes across Ichi, a repressed and psychotic killer who may be able to inflict levels of pain that Kakihara has only dreamed of.
- Genre: Action, Crime, Horror
- Studio: Omega Project, Omega Micott Inc., Excell Film Agentur
- Keyword: yakuza, pain, violence against women, piercing, dominatrix, gore, based on manga, drugs, twins, blade, masochist, sadistic torture, predator turns victim, anarchic comedy, live action anime
- Cast: Tadanobu Asano, Nao Omori, Shinya Tsukamoto, SABU, Paulyn Sun, Susumu Terajima