Yasuhiro Koshizaki boxer
- bouts
- 7
- won
- 4
- lost
- 3
- draw
- 0
- Status
- inactive
- Division
- super lightweight
- Debut
- 2004-12-26
- Height
- 5′ 9½″/176cm
- Reach
- -
- Age
- -
- Born
- 1982-07-02
- Death
- -
- Nationality
- Japan
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2006-09-02 | Ryuji Chiba | WWW | Prefectural Gymnasium, Osaka | LOST KO |
| 2006-07-09 | Ryuta Tsukamoto | LLW | IMP Hall, Osaka | WIN Unanimous decision |
| 2006-04-09 | Raiki Kameyama | W | IMP Hall, Osaka | WIN Technical knockout |
| 2005-12-25 | Koji Fujimoto | LWL | Azalea Taisho, Osaka | LOST Unanimous decision |
| 2005-07-09 | Joji Osaki | WWLDWW | IMP Hall, Osaka | LOST Unanimous decision |
| 2005-04-02 | Narutoshi Ishimizu | DLDDWL | Azalea Taisho, Osaka | WIN KO |
| 2004-12-26 | Toshiaki Ui | L | Azalea Taisho, Osaka | WIN KO |