Kotaro Ishibashi boxer
- bouts
- 6
- won
- 3
- lost
- 1
- draw
- 2
- Status
- inactive
- Division
- welterweight
- Debut
- 2012-10-21
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1979-05-17
- Death
- -
- Nationality
- Japan
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2015-10-18 | Shota Aikawa | WLDLLD | Prefectural Gymnasium, Kurume | LOST Technical knockout |
| 2015-06-07 | Change Hamashima | WWW | Kaikyo Messe, Shimonoseki | DRAW Split-decision |
| 2014-10-26 | Taichi Yoshizato | LWL | Prefectural Gymnasium, Kurume | WIN KO |
| 2014-07-06 | Tsunehiko Aitoku | LLW | Kyushu Kyoritsu University, Kitakyushu | DRAW Split-decision |
| 2013-10-20 | Tsunehiko Aitoku | L | Prefectural Gymnasium, Kurume | WIN Technical knockout |
| 2012-10-21 | Koki Tomio | LWL | Prefectural Gymnasium, Kurume | WIN Technical knockout |