1-Ichi
| 1-Ichi | |
|---|---|
| Directed by | Tanno Masato | 
| Written by | Sakichi Satō | 
| Based on | 1-Ichi by Hideo Yamamoto  | 
| Produced by | Unknown | 
| Starring | Chisato Amate Kōji Chihara Yuki Oikawa Nao Omori Mr Dai  | 
| Cinematography | Naosuke Imaizumi | 
| Edited by | Unknown | 
| Music by | Tadanobu Asano | 
Release date  | 
  | 
Running time  | 83 minutes | 
| Country | Japan | 
1-Ichi (1-イチ-) is a 2003 Japanese direct-to-video crime action film directed by Tanno Masato. It is a prequel to the 2001 film Ichi the Killer directed by Takashi Miike. Nao Omori reprises his role as a younger version of Ichi.