Masayuki Yokoyama boxer
- bouts
- 7
- won
- 2
- lost
- 5
- draw
- 0
- Status
- inactive
- Division
- middleweight
- Debut
- 2000-02-05
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2004-10-26 | Kotaro Suehara | WWLLWL | Korakuen Hall | LOST KO |
| 2004-06-29 | Takaaki Hasegawa | debut | Korakuen Hall | LOST KO |
| 2003-05-14 | Tsuyoshi Oyama | WW | Korakuen Hall | LOST Technical knockout |
| 2002-12-19 | Masato Nakane | L | Korakuen Hall | WIN Unanimous decision |
| 2002-08-26 | Takayuki Takeda | LWW | Super Arena, Saitama | LOST Technical knockout |
| 2002-06-24 | Naoki Yamashita | debut | Korakuen Hall | WIN Unanimous decision |
| 2000-02-05 | Yoichi Miyamoto | LW | Korakuen Hall | LOST Technical knockout |