Masashi Muto boxer
- bouts
- 9
- won
- 3
- lost
- 4
- draw
- 2
- Status
- inactive
- Division
- flyweight
- Debut
- 2004-11-09
- Height
- 5′ 5½″/166cm
- Reach
- -
- Age
- -
- Born
- 1978-11-09
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2007-07-01 | Kazuhiro Yamada | LLWLLW | Ariake Colosseum | WIN Technical knockout |
| 2007-05-21 | Ken Achiwa | WWD | Korakuen Hall | LOST Unanimous decision |
| 2006-10-23 | Yu Shimizu | WLWL | Korakuen Hall | DRAW Points |
| 2006-05-11 | Kazutaka Ito | LLW | Korakuen Hall | LOST Unanimous decision |
| 2006-01-25 | Masafumi Okubo | WLWW | Korakuen Hall | LOST Unanimous decision |
| 2005-11-01 | Kazuhiro Yamada | LWL | Korakuen Hall | WIN Unanimous decision |
| 2005-07-11 | Naoki Fukuda | LLL | Korakuen Hall | WIN KO |
| 2005-03-16 | Yoshiaki Endo | debut | Korakuen Hall | DRAW Points |
| 2004-11-09 | Suguru Muranaka | debut | Korakuen Hall | LOST Technical knockout |