Koji Umetsu boxeador
- luta
- 42
- vitória
- 22
- derrota
- 17
- empate
- 3
- Estado
- inactive
- divisão
- super featherweight
- Estreia
- 2000-11-22
- Altura
- 5′ 7½″/172cm
- Alcance
- -
- Idade
- -
- Born
- 1976-09-29
- Death
- -
- Nascimento
- Japan
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| Data | Adversário | Últimos resultados dos adversários | Lugar | Resultado |
|---|---|---|---|---|
| 2015-10-12 | Shota Hayashi | WWWWWW | Korakuen Hall | LOST Technical knockout |
| 2015-04-16 | Kazunori Takayama | LLWWLW | Korakuen Hall | LOST Split-decision |
| 2014-11-07 | Yusuke Nakagawa | LWWLWW | Korakuen Hall | LOST |
| 2014-08-08 | Wanatsanan Sutthiphiranan | LL | Korakuen Hall | WIN KO |
| 2014-02-28 | Tsuyoshi Tojo | LLWLWW | Korakuen Hall | WIN Split-decision |
| 2013-04-08 | Spicy Matsushita | WWWLLW | Korakuen Hall | LOST Majority decision |
| 2012-12-04 | Kengo Ito | LWLWWL | Korakuen Hall | WIN Technical knockout |
| 2012-09-18 | Keiichi Izumi | WLWLLW | Korakuen Hall | LOST Split-decision |
| 2012-04-27 | Toshisuke Yoshizumi | WLWLLL | Korakuen Hall | WIN Unanimous decision |
| 2011-12-31 | Seiichi Okada | LWWWWW | Bunka Gym, Yokohama | LOST Majority decision |
| 2011-09-30 | Atsushi Suzuki | DWLWLL | Korakuen Hall | WIN KO |
| 2011-05-10 | Yusuke Takeuchi | LLWWWL | Korakuen Hall | WIN |
| 2010-11-08 | Satoshi Hosono | WWWWLW | Korakuen Hall | LOST Unanimous decision |
| 2010-06-30 | Dateo Kawase | WLLLWL | Korakuen Hall | WIN Technical knockout |
| 2010-03-25 | Yusuke Takeuchi | LWWLLW | Korakuen Hall | LOST Unanimous decision |
| 2009-11-07 | Naoki Matsuda | WLWDW | Korakuen Hall | LOST Unanimous decision |
| 2009-07-20 | Takayuki Yaita | WLWLLL | Korakuen Hall | DRAW |
| 2009-02-21 | Naoki Matsuda | WWWLW | Korakuen Hall | DRAW Points |
| 2008-10-08 | Kazunori Takayama | DWDWWW | Korakuen Hall | WIN Split-decision |
| 2008-07-01 | Yasuki Takemoto | WDWWWW | Korakuen Hall | WIN Split-decision |
| 2008-03-27 | Tomohiko Nakamura | WWLLLW | Korakuen Hall | WIN Technical knockout |
| 2007-10-06 | Keisuke Akiba | WWWWWL | Korakuen Hall | LOST Majority decision |
| 2007-07-13 | Kazunori Takayama | DWWWDW | Korakuen Hall | DRAW Points |
| 2007-03-03 | Takahiro Ao | WWWWWW | Korakuen Hall | LOST Unanimous decision |
| 2006-10-14 | Kazuhisa Watanabe | WWWWWW | Korakuen Hall | WIN Majority decision |
| 2006-04-25 | Hirohisa Ishikawa | LLLDWW | Korakuen Hall | WIN Unanimous decision |
| 2005-12-22 | Tomo Tanaka | LWWWWL | Korakuen Hall | WIN Unanimous decision |
| 2005-09-22 | Hiroyuki Enoki | WWWWWW | City Gymnasium, Akita City | LOST Unanimous decision |
| 2004-10-13 | Kazuya Sagae | WWLDWW | Korakuen Hall | WIN Technical knockout |
| 2004-07-05 | Takashi Ishida | WWLLWW | Korakuen Hall | WIN |
| 2003-11-12 | Masanao Noto | WLWWWW | Korakuen Hall | LOST Technical knockout |
| 2003-07-24 | Shigeto Ueda | LDLWW | Korakuen Hall | WIN Technical knockout |
| 2003-03-25 | Tsutomu Odajima | WDDWLW | Korakuen Hall | WIN Unanimous decision |
| 2003-02-04 | Ryuji Ishida | WWWLWW | Korakuen Hall | WIN Unanimous decision |
| 2002-12-03 | Yasuyuki Endo | WWWWWL | Korakuen Hall | LOST Majority decision |
| 2002-10-01 | Ryuji Ishida | LWWWLW | Korakuen Hall | LOST Unanimous decision |
| 2002-07-23 | Masaki Miya | WWWW | Korakuen Hall | LOST Technical knockout |
| 2002-04-15 | Kenji Ishiwata | WLW | Korakuen Hall | WIN KO |
| 2001-12-13 | Kohei Aida | WWWL | Korakuen Hall | LOST Points |
| 2001-09-26 | Masanori Osawa | D | Korakuen Hall | WIN Points |
| 2001-02-14 | Ken Nagao | D | Korakuen Hall | WIN KO |
| 2000-11-22 | Tomokazu Uehara | debut | Korakuen Hall | WIN KO |
