Masashi Mitsui boxer
- bouts
- 3
- won
- 2
- lost
- 1
- draw
- 0
- Status
- inactive
- Division
- super flyweight
- Debut
- 2007-12-16
- Height
- 5′ 6″/168cm
- Reach
- -
- Age
- -
- Born
- 1988-03-03
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2008-09-15 | Shunpei Ito | L | Yomiuri Bunka Hall, Toyonaka | WIN Unanimous decision |
| 2008-07-21 | Daisuke Saito | W | Yomiuri Bunka Hall, Toyonaka | WIN Technical knockout |
| 2007-12-16 | Junya Shimoo | LW | Incubation Center, Amagasaki | LOST KO |