Yasumasa Yamaoka boxer
- bouts
- 17
- won
- 8
- lost
- 7
- draw
- 2
- Status
- inactive
- Division
- welterweight
- Debut
- 2000-06-25
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1981-12-16
- Death
- -
- Nationality
- Japan
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2007-05-12 | Hiroshige Osawa | WLWWWW | Abeno Gymnasium, Osaka | LOST Unanimous decision |
| 2007-02-16 | Kazuyoshi Kumano | WLWWWL | Prefectural Gymnasium, Hiroshima | LOST Unanimous decision |
| 2006-03-20 | Motoki Sasaki | WWWLWW | Korakuen Hall | DRAW Points |
| 2005-12-18 | Kazutaka Nishikawa | LLWWWW | Saty Hall, Sakaide | DRAW Points |
| 2005-08-15 | Tomonori Nakagawa | WWLWWW | Prefectural Gymnasium, Hiroshima | WIN Technical knockout |
| 2005-03-07 | Ken Ito | LDLDDW | Prefectural Gymnasium, Hiroshima | WIN Technical knockout |
| 2004-11-23 | Yuki Kobayashi | WWLWWW | Saty Hall, Sakaide | LOST Unanimous decision |
| 2004-09-10 | Sadaharu Hironaka | DLLWLW | Prefectural Gymnasium, Hiroshima | WIN Unanimous decision |
| 2004-07-25 | Yukimasa Kaneko | WLLWWW | Saty Hall, Sakaide | WIN Unanimous decision |
| 2004-03-14 | Hiroyuki Nakayama | debut | Saty Hall, Sakaide | WIN Unanimous decision |
| 2003-06-08 | Fumihiko Aoki | WWWL | Clover Plaza, Kasuga | WIN Unanimous decision |
| 2003-03-29 | Takato Fukushima | WWW | City Gymnasium, Tokai | LOST Unanimous decision |
| 2002-04-27 | Makoto Nishio | WL | Zepp, Fukuoka | LOST Unanimous decision |
| 2001-09-23 | Kazuki Matsuda | WWLW | City Gymnasium, Nogata | LOST Points |
| 2001-04-08 | Seiji Motomatsu | W | Zepp, Fukuoka | WIN KO |
| 2000-10-22 | Jun Nakaya | debut | Tagawa | WIN Points |
| 2000-06-25 | Daikichi Miyahara | L | Prefectural Gymnasium, Kagoshima | LOST Points |
