Koji Sugihara boxeador
- combates
- 10
- ganados
- 5
- perdidos
- 3
- empates
- 2
- Estado
- inactive
- División
- super bantamweight
- Debut
- 2006-07-04
- Altura
- 5′ 7″/170cm
- Alcanza
- -
- Edad
- -
- Nacimiento
- 1982-01-07
- Muerte
- -
- Nacionalidad
- Japan
| Fecha | Oponente | Resultados últimos oponentes | Lugar | Resultado |
|---|---|---|---|---|
| 2009-09-25 | Hajime Nagai | WLWWWW | Korakuen Hall | LOST Unanimous decision |
| 2009-08-04 | Kenta Takahashi | WWLWW | Korakuen Hall | WIN Unanimous decision |
| 2009-05-25 | Ryoji Seki | LWLLW | Korakuen Hall | WIN Unanimous decision |
| 2008-10-06 | Joe Iwaki | LLLLLL | Korakuen Hall | WIN Technical knockout |
| 2008-05-16 | Eiji Anzawa | WWWW | Korakuen Hall | LOST Split-decision |
| 2008-04-02 | Tatsuya Tomoda | LWWW | Korakuen Hall | DRAW Points |
| 2007-07-25 | Masami Morisaki | WDWLLL | Korakuen Hall | LOST Unanimous decision |
| 2007-04-21 | So Imazeki | DW | Korakuen Hall | WIN Split-decision |
| 2006-11-28 | Takahiro Saito | L | Korakuen Hall | WIN Majority decision |
| 2006-07-04 | Kazuki Shimizu | LW | Korakuen Hall | DRAW |