Koji Ishizuka boxer
- bouts
- 11
- won
- 9
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- featherweight
- Debut
- 2001-12-18
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1982-06-07
- Death
- -
- Nationality
- Japan
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2005-09-20 | Junpei Toriumi | WLWWWW | Korakuen Hall | LOST Unanimous decision |
| 2004-11-10 | Mitsuhiro Samejima | LLWLLL | Korakuen Hall | WIN Unanimous decision |
| 2004-07-03 | Taka Bando | LLLLWL | Korakuen Hall | WIN Technical knockout |
| 2004-05-07 | Kei Tsukaguchi | WWWWL | Korakuen Hall | WIN Technical knockout |
| 2003-12-20 | Kosuke Kimoto | LWWWD | Korakuen Hall | LOST Majority decision |
| 2003-09-09 | Norimitsu Ishiguro | LLLLWW | Korakuen Hall | WIN Unanimous decision |
| 2003-02-03 | Shotaro Ono | LWWWDL | Korakuen Hall | WIN Technical knockout |
| 2002-11-25 | Kazuhiro Yoshida | LLLLLL | Korakuen Hall | WIN Technical knockout |
| 2002-08-24 | Takuma Kimura | WL | Kokugikan | WIN Majority decision |
| 2002-05-17 | Masayuki Kon | LWWW | Korakuen Hall | WIN Split-decision |
| 2001-12-18 | Takuya Maeda | debut | Korakuen Hall | WIN Technical knockout |