Isamu Otsuka boxer
- bouts
- 3
- won
- 2
- lost
- 1
- draw
- 0
- Status
- inactive
- Division
- lightweight
- Debut
- 2012-12-02
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1994-09-06
- Death
- -
- Nationality
- Japan
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2013-06-02 | Kazutaka Hasegawa | debut | City Sogo Gym, Chigasaki | WIN Majority decision |
| 2013-01-31 | Hikaru Nagai | W | Korakuen Hall | LOST Technical knockout |
| 2012-12-02 | Taro Tsukai | debut | Shinjuku FACE | WIN KO |