Keiji Yamaguchi boxer
- bouts
- 39
- won
- 30
- lost
- 8
- draw
- 1
- Status
- inactive
- Division
- light flyweight
- Debut
- 1992-05-11
- Height
- 5′ 5½″/167cm
- Reach
- -
- Age
- -
- Born
- 1974-02-17
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2002-04-08 | Setsuo Segawa | WLWWWL | Korakuen Hall | LOST Technical knockout |
| 2001-05-05 | Gerry Penalosa | DLWLWW | Araneta Coliseum, Barangay Cubao, Quezon City | LOST Technical knockout |
| 2000-10-10 | Masayuki Arinaga | WLWWWW | LOST KO |
|
| 2000-08-28 | Hyun-Soong Kim | WWDL | Jongha Gymnasium, Ulsan | WIN Points |
| 2000-03-18 | Hyun-Soong Kim | WW | Jinju Gymnasium, Jinju | DRAW Points |
| 1999-09-05 | In Joo Cho | WWWWWW | Kokugikan | LOST Unanimous decision |
| 1999-06-07 | Do-Woon Nah | debut | WIN KO |
|
| 1999-04-10 | Takayuki Akazawa | WWWDWW | Okayama City | WIN Unanimous decision |
| 1998-12-19 | Nolito Cabato | DWWLWL | Prefectural Gymnasium, Osaka | WIN Points |
| 1998-10-25 | Akihiko Nago | WWWWWW | Ginowan | LOST Points |
| 1998-08-24 | Rudy Idanio | LLLLWL | Osaka | WIN Points |
| 1998-05-13 | Vicente Adrales | LLLWLL | Prefectural Gymnasium, Osaka | WIN Technical knockout |
| 1998-02-09 | Wataru Kaito | WLLWWW | WIN Technical knockout |
|
| 1997-11-22 | Jose Bonilla | LWWWWW | Osaka-Jo Hall, Osaka | LOST Technical knockout |
| 1997-06-30 | Jojo Torres | WLWLDW | Osaka | WIN KO |
| 1997-02-25 | Marlon Carillo | DLLLW | Central Gym, Osaka | WIN Unanimous decision |
| 1996-12-03 | Sompoch Harnvichachai | WWWWWW | Prefectural Gymnasium, Osaka | LOST Technical knockout |
| 1996-08-13 | Carlos Murillo | WWWWWL | Central Gymnasium, Osaka | WIN Unanimous decision |
| 1996-05-21 | Carlos Murillo | WWWWWW | Prefectural Gymnasium, Osaka | WIN Split-decision |
| 1995-12-23 | Christopher Saguid | WLLLLW | Gifu | WIN Points |
| 1995-09-05 | Hi-Yong Choi | WLWWWW | Prefectural Gymnasium, Osaka | LOST Split-decision |
| 1995-07-05 | Joven Jorda | WLLLDW | Osaka | WIN Unanimous decision |
| 1995-06-14 | Satoru Abe | LWWWWW | Sapporo | WIN Points |
| 1995-05-09 | Hiroki Sakakibara | WDWLWW | Prefectural Gymnasium, Osaka | WIN Points |
| 1994-11-15 | Ken Moriyama | LLWLLL | Osaka | WIN Technical knockout |
| 1994-09-19 | Katsunori Zagabi | WLLWDW | Osaka | WIN Points |
| 1994-06-27 | Sammy Tyson Pagadan | WDLLLL | Prefectural Gymnasium, Osaka | WIN Technical knockout |
| 1994-04-13 | Nilo Anosa | LWLDLL | Prefectural Gymnasium, Osaka | WIN Points |
| 1993-11-08 | Texas Gomez | LWLLLD | Seaside Sports Center, Sakai | WIN Points |
| 1993-08-09 | Hak Myung Kim | LLLLLL | WIN KO |
|
| 1993-06-21 | Lee Escobido | WWLDLW | Prefectural Gymnasium, Osaka | WIN Unanimous decision |
| 1993-05-12 | Sung Ho Kim | L | Osaka | WIN Points |
| 1993-01-29 | Joe Constantino | LLWLLL | Prefectural Gymnasium, Osaka | WIN Unanimous decision |
| 1992-11-18 | Dash Higashiho | LLWLLL | Prefectural Gymnasium, Osaka | WIN KO |
| 1992-10-08 | Jojie Ubaldo | LLDL | Osaka | WIN Points |
| 1992-08-27 | Kenji Takaoka | debut | WIN KO |
|
| 1992-07-01 | Koji Ishikawa | debut | Sapporo | WIN KO |
| 1992-06-15 | Takayuki Onoda | debut | Prefectural Gymnasium, Osaka | WIN Points |
| 1992-05-11 | Fumikazu Onishi | debut | Matsuyama | WIN KO |