殺し屋1
- Tahun: 2001
- Negara: Japan
- Genre: Action, Crime, Horror
- Studio: Omega Project, Omega Micott Inc., Excell Film Agentur
- Kata kunci: pain, yakuza, gore, dominatrix, violence against women, piercing, based on manga, drugs, twins, blade, masochist, sadistic torture, predator turns victim, anarchic comedy
- Pengarah: 三池崇史
- Pelakon: 浅野忠信, 大森南朋, 塚本晋也, SABU, Paulyn Sun, 寺島進