Masayoshi Segawa boxer
- bouts
- 24
- won
- 19
- lost
- 4
- draw
- 1
- Status
- inactive
- Division
- light flyweight
- Debut
- 2003-07-12
- Height
- 5′ 4½″/164cm
- Reach
- -
- Age
- -
- Born
- 1984-05-18
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2011-07-05 | Yu Kimura | WLWWWW | Korakuen Hall | LOST Unanimous decision |
| 2011-05-07 | Toshimasa Ouchi | WLWWWL | Korakuen Hall | DRAW Majority decision |
| 2010-10-10 | Kazuto Ioka | WWWWW | Prefectural Gymnasium, Osaka | LOST Technical knockout |
| 2010-04-13 | Katsuhiko Arakaki | WWWLLL | Korakuen Hall | WIN KO |
| 2009-12-07 | Vichet Srisuk | L | Korakuen Hall | WIN KO |
| 2009-08-01 | Ryoichi Taguchi | WWWWWW | Korakuen Hall | WIN Unanimous decision |
| 2009-04-06 | Tanawat Phonnaku | LL | Korakuen Hall | WIN Technical knockout |
| 2008-12-15 | Rati Kaewmanee | LLL | Korakuen Hall | WIN KO |
| 2008-05-03 | Teerachai Kiatpracha | debut | Korakuen Hall | WIN KO |
| 2008-01-05 | Toshiki Ogawa | WWWWLD | Korakuen Hall | WIN Split-decision |
| 2007-08-29 | Kenichi Horikawa | WDWWWW | Korakuen Hall | LOST Majority decision |
| 2007-04-23 | Narin Tuekpho | LLLLLL | Korakuen Hall | WIN Technical knockout |
| 2006-12-04 | Makoto Suzuki | WWWWLL | Korakuen Hall | WIN Unanimous decision |
| 2006-09-02 | Goro Tachibana | WWDWLL | Korakuen Hall | WIN Unanimous decision |
| 2006-05-23 | Sangat Probanchai | L | Korakuen Hall | WIN KO |
| 2006-01-25 | Sang Hee Kang | LLLWWL | Korakuen Hall | WIN Unanimous decision |
| 2005-10-12 | Yusuke Takeshima | WLLWDL | Korakuen Hall | WIN Majority decision |
| 2005-07-06 | Tetsuya Watabe | LWWWLD | Korakuen Hall | WIN Split-decision |
| 2005-04-28 | Kazuaki Matsuda | DWWWD | Korakuen Hall | WIN Unanimous decision |
| 2004-11-03 | Yuichi Hamanaka | WWW | Korakuen Hall | WIN Unanimous decision |
| 2004-09-28 | Nobuhiro Goto | WWWW | Korakuen Hall | WIN Technical knockout |
| 2004-07-14 | Atsushi Higuchi | LLWLLL | Korakuen Hall | WIN Unanimous decision |
| 2003-11-06 | Junpei Ito | WWWL | Korakuen Hall | LOST Unanimous decision |
| 2003-07-12 | Yoshiaki Inoue | LLLDLL | Pacifico, Yokohama | WIN Majority decision |