Kojiro Kasa boxer
- bouts
- 14
- won
- 8
- lost
- 6
- draw
- 0
- Status
- inactive
- Division
- lightweight
- Debut
- 2002-05-18
- Height
- 5′ 10″/178cm
- Reach
- -
- Age
- -
- Born
- 1981-09-25
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2008-08-14 | Yoshitaka Katabami | DLWWWL | Korakuen Hall | LOST KO |
| 2008-02-11 | Kota Koike | WWWWLW | Korakuen Hall | LOST |
| 2007-03-22 | Mirai Ishigaki | DLWWWW | Korakuen Hall | LOST Technical knockout |
| 2006-06-27 | Yusuke Shinoda | WWWLWL | Korakuen Hall | WIN Split-decision |
| 2006-03-14 | Takashi Inagaki | LWWWLL | Korakuen Hall | WIN Split-decision |
| 2005-10-03 | Eiichi Tsuburaya | LWWWWL | Korakuen Hall | WIN Split-decision |
| 2005-07-14 | Takuho Kakuta | WLWDWL | Korakuen Hall | LOST Unanimous decision |
| 2005-03-03 | Shinsuke Kadomura | WWWWWL | Korakuen Hall | LOST Majority decision |
| 2004-09-13 | Ryuji Haraguchi | WWLLWL | Korakuen Hall | WIN Split-decision |
| 2003-12-20 | Yuichiro Sato | WLL | Bunka Gym, Yokohama | WIN KO |
| 2003-10-09 | Masaaki Uogishi | WL | Korakuen Hall | WIN Unanimous decision |
| 2003-06-13 | Takanori Sakamoto | W | Korakuen Hall | LOST Unanimous decision |
| 2003-04-21 | Akimitsu Miyamoto | WW | Korakuen Hall | WIN Unanimous decision |
| 2002-05-18 | Shinsuke Kadomura | L | Super Arena, Saitama | WIN Unanimous decision |