Koki Yamamoto boxer
- bouts
- 12
- won
- 5
- lost
- 7
- draw
- 0
- Status
- inactive
- Division
- featherweight
- Debut
- 2006-08-30
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1987-02-09
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2013-07-18 | Katsunori Imai | WDLLLL | Korakuen Hall | LOST Majority decision |
| 2012-12-05 | Daisuke Morita | LWLWWW | Korakuen Hall | LOST Majority decision |
| 2012-07-12 | Hiroyuki Sagehashi | LWLLDW | Korakuen Hall | LOST Unanimous decision |
| 2011-12-08 | Satoshi Kawami | LWLLWW | Korakuen Hall | WIN Unanimous decision |
| 2011-07-12 | Mitsuru Kawana | WWWDWL | Korakuen Hall | LOST Technical knockout |
| 2010-12-08 | Noboru Sasaki | WLLWL | Korakuen Hall | WIN Technical knockout |
| 2010-07-14 | Tsuyoshi Oba | LLWWL | Korakuen Hall | WIN Split-decision |
| 2009-12-08 | Tatsuya Otsubo | LLDLWL | Korakuen Hall | WIN Unanimous decision |
| 2009-06-20 | Yusuke Muto | LWL | Korakuen Hall | WIN Unanimous decision |
| 2008-09-10 | Noboru Sasaki | debut | Korakuen Hall | LOST Unanimous decision |
| 2007-05-29 | Shoken Horahira | L | Korakuen Hall | LOST Unanimous decision |
| 2006-08-30 | Takahiro Yoshida | debut | Korakuen Hall | LOST Unanimous decision |