Yudai Koizumi boxer
- bouts
- 21
- won
- 11
- lost
- 8
- draw
- 2
- Status
- inactive
- Division
- featherweight
- Debut
- 2007-04-26
- Height
- 5′ 7½″/172cm
- Reach
- -
- Age
- -
- Born
- 1980-07-06
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2014-09-17 | Akihiko Katagiri | LWLWDW | Korakuen Hall | LOST Technical knockout |
| 2014-05-28 | Noriyuki Ueno | WWLDWW | Korakuen Hall | LOST Unanimous decision |
| 2014-04-01 | Hiroyuki Sagehashi | DWWWWL | Korakuen Hall | WIN Unanimous decision |
| 2013-03-25 | Yuki Ogata | WWWWWW | Korakuen Hall | LOST Unanimous decision |
| 2012-12-11 | Shuji Saito | LWLLWD | Korakuen Hall | WIN Unanimous decision |
| 2012-01-20 | Orion Takuya | DWDLWL | Korakuen Hall | LOST Technical knockout |
| 2011-07-26 | Kazuhiro Kitano | LLWWWL | Korakuen Hall | WIN KO |
| 2010-11-25 | Tsukasa Sano | WWWDLL | Korakuen Hall | LOST Split-decision |
| 2010-07-20 | Yasutaka Ishimoto | LWWLWW | Korakuen Hall | LOST Unanimous decision |
| 2010-05-20 | Keita Ito | LLWWDL | Korakuen Hall | WIN Unanimous decision |
| 2009-12-18 | Hajime Takara | WWLLWL | Korakuen Hall | WIN |
| 2009-07-29 | Ryosei Arai | WWLLWL | Korakuen Hall | DRAW Majority decision |
| 2009-03-10 | Takeru Hagiwara | WWWWDW | Korakuen Hall | WIN Unanimous decision |
| 2008-09-26 | Yukihiro Nakamura | WWWDWW | Korakuen Hall | LOST Unanimous decision |
| 2008-08-04 | Shoken Horahira | LWWWDW | Korakuen Hall | DRAW Points |
| 2008-05-30 | Yuji Nakao | WWLWLW | Korakuen Hall | WIN KO |
| 2008-04-01 | Kazutaka Kobayashi | LWWL | Korakuen Hall | WIN Unanimous decision |
| 2008-01-25 | Shunsuke Fujiwara | LWDL | Korakuen Hall | WIN Technical knockout |
| 2007-11-18 | Yuji Hasegawa | W | Omori Gold Gym | WIN Unanimous decision |
| 2007-09-20 | Hajime Takara | DLD | Korakuen Hall | LOST Split-decision |
| 2007-04-26 | Kaoru Kobayashi | debut | Korakuen Hall | WIN Technical knockout |