Hiroyuki Kojima boxer
- bouts
- 13
- won
- 3
- lost
- 10
- draw
- 0
- Status
- inactive
- Division
- lightweight
- Debut
- 1998-12-19
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2004-08-25 | Koji Toyoshima | WWLWWL | Korakuen Hall | LOST KO |
| 2004-03-09 | Taro Fumoto | WWLWWW | Korakuen Hall | LOST Technical knockout |
| 2003-12-12 | Mitsuharu Akiho | WWLWLW | Korakuen Hall | WIN Unanimous decision |
| 2003-09-07 | Kiyohisa Morita | WWDLWL | Zepp, Sendai | LOST |
| 2003-04-26 | Osamu Nakane | WLWWLW | Kokugikan | LOST Split-decision |
| 2002-12-13 | Hirotaka Aiuchi | WLWWLD | Korakuen Hall | LOST Unanimous decision |
| 2002-09-21 | Kei Igarashi | LWWWWW | City Sogo Gym, Furukawa | LOST Split-decision |
| 2002-04-03 | Shinzo Motoyoshi | WWWWLW | Korakuen Hall | LOST Technical knockout |
| 2001-10-08 | Yoshitaka Ota | debut | City Gymnasium, Ueda | WIN KO |
| 2001-06-28 | Tetsujiro Sugiyama | LWLWLW | LOST KO |
|
| 2000-11-04 | Masahiro Asami | WWWW | LOST KO |
|
| 1999-12-06 | Shoichiro Aida | LDL | WIN KO |
|
| 1998-12-19 | Shingo Sasaki | WLWWWW | Korakuen Hall | LOST Technical knockout |