Koji Kasai boxer
- bouts
- 11
- won
- 4
- lost
- 7
- draw
- 0
- Status
- inactive
- Division
- super featherweight
- Debut
- 2006-01-30
- Height
- 5′ 8½″/174cm
- Reach
- -
- Age
- -
- Born
- 1982-09-03
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2016-03-08 | Kosuke Hakamata | LDLLLW | Korakuen Hall | LOST Split-decision |
| 2013-03-15 | Minoru Matsuo | WWWWLL | Korakuen Hall | LOST |
| 2012-05-17 | Daisuke Ishii | WWWWL | Korakuen Hall | LOST Unanimous decision |
| 2012-03-29 | Rei Ichiyama | LWWL | Korakuen Hall | WIN Split-decision |
| 2011-07-29 | Yoichi Murata | WLLLWW | Korakuen Hall | LOST Unanimous decision |
| 2011-05-13 | Natsuki Takahashi | LW | Korakuen Hall | WIN Unanimous decision |
| 2010-01-29 | Hiroyuki Nakao | LDLWLL | Korakuen Hall | LOST Split-decision |
| 2009-09-18 | Mitsuru Kawana | WW | Korakuen Hall | LOST Unanimous decision |
| 2009-01-26 | Daiki Hoshina | W | Korakuen Hall | WIN Split-decision |
| 2006-10-31 | Manabu Koguchi | WW | Korakuen Hall | LOST KO |
| 2006-01-30 | Hiroo Noguchi | debut | Korakuen Hall | WIN Unanimous decision |