Masafumi Koguchi boxer
- bouts
- 9
- won
- 6
- lost
- 3
- draw
- 0
- Status
- inactive
- Division
- super bantamweight
- Debut
- 2001-08-26
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2004-02-02 | Takatsugu Kudo | WWWWWW | Korakuen Hall | LOST Majority decision |
| 2003-10-09 | Yuki Kobayashi | LWWWWW | Korakuen Hall | LOST Unanimous decision |
| 2003-07-21 | Kotaro Teranishi | DWLDL | Korakuen Hall | WIN Unanimous decision |
| 2003-02-17 | Kenichi Matsubayashi | LLWL | Korakuen Hall | WIN Unanimous decision |
| 2002-09-26 | Masaki Miya | WWWWW | Korakuen Hall | LOST Split-decision |
| 2002-07-24 | Tomo Tanaka | WW | Korakuen Hall | WIN Unanimous decision |
| 2002-05-18 | Naoki Anzai | DWWLW | Super Arena, Saitama | WIN Technical knockout |
| 2001-10-15 | Satoshi Yanagino | WW | Korakuen Hall | WIN Technical knockout |
| 2001-08-26 | Takashi Yamamoto | LL | International Conference Hall, Nagoya | WIN KO |