Koki Niitsu boxer
- bouts
- 2
- won
- 0
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- bantamweight
- Debut
- 1986-04-15
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- -
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1988-04-12 | Yuichiro Asahara | WLLW | Korakuen Hall | LOST KO |
| 1986-04-15 | Kazuma Saeki | debut | Korakuen Hall | LOST Technical knockout |