Koji Watanabe boxer
- bouts
- 9
- won
- 3
- lost
- 6
- draw
- 0
- Status
- inactive
- Division
- super lightweight
- Debut
- 1968-06-30
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Japan
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1970-12-01 | Rogelio Tulunghari | WDLDWW | Honolulu International Center, Honolulu | LOST Points |
| 1970-10-29 | Rogelio Tulunghari | DWDLDW | Honolulu International Center, Honolulu | LOST Technical knockout |
| 1970-08-06 | Mar Yuzon | WLWWLW | Honolulu International Center, Honolulu | LOST Points |
| 1970-07-21 | Danny Martarillas | WLWLLL | Honolulu International Center, Honolulu | WIN Points |
| 1970-07-04 | Rogelio Tulunghari | WLLDWD | Hilo | WIN Points |
| 1970-05-26 | Carlos Gomez | LLW | Honolulu International Center, Honolulu | WIN Technical knockout |
| 1970-04-07 | Mar Yuzon | WDDWWL | Honolulu International Center, Honolulu | LOST Points |
| 1968-12-30 | Jin Komase | WWWWDW | LOST Points |
|
| 1968-06-30 | Koichi Wajima | W | LOST KO |
