Ken Mashima boxer
- bouts
- 5
- won
- 1
- lost
- 4
- draw
- 0
- Status
- inactive
- Division
- super featherweight
- Debut
- 2001-10-20
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Japan
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2003-04-15 | Tomohito Kimura | DW | Korakuen Hall | LOST Unanimous decision |
| 2003-01-28 | Yasuhiro Sasaki | debut | Korakuen Hall | WIN KO |
| 2002-06-04 | Masami Kurosawa | D | Korakuen Hall | LOST Split-decision |
| 2002-04-07 | Takami Hayashi | debut | Golf Links Arena, Koga | LOST Majority decision |
| 2001-10-20 | Takayuki Yaita | debut | Korakuen Hall | LOST KO |