Yoshinori Kobayashi boxer
- bouts
- 3
- won
- 1
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- welterweight
- Debut
- 2004-06-27
- Height
- 5′ 9½″/177cm
- Reach
- -
- Age
- -
- Born
- 1977-08-02
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2005-05-01 | Shugo Tsuda | WLL | IMP Hall, Osaka | LOST Technical knockout |
| 2004-10-30 | Akihiro Naka | L | Prefectural Gymnasium, Osaka | LOST KO |
| 2004-06-27 | Hidenori Takeda | debut | Sangyo Shinko Center, Akashi | WIN Unanimous decision |