Kotaro Sasa boxer
- bouts
- 6
- won
- 1
- lost
- 5
- draw
- 0
- Status
- inactive
- Division
- welterweight
- Debut
- 2012-11-03
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1978-07-16
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2014-04-05 | Masaya Tamayama | WW | Korakuen Hall | LOST Technical knockout |
| 2014-01-30 | Fumio Takehara | LLL | Korakuen Hall | LOST Unanimous decision |
| 2013-11-05 | Yuya Nagayoshi | LWLLWL | Korakuen Hall | LOST Unanimous decision |
| 2013-06-21 | Hiroomi Miyauchi | LL | Korakuen Hall | LOST Unanimous decision |
| 2013-04-08 | Fumio Takehara | LL | Korakuen Hall | WIN Split-decision |
| 2012-11-03 | Muneyoshi Kubo | debut | Korakuen Hall | LOST Unanimous decision |