Masayuki Yokoyama boxeador
- combates
- 7
- ganados
- 2
- perdidos
- 5
- empates
- 0
- Estado
- inactive
- División
- middleweight
- Debut
- 2000-02-05
- Altura
- -
- Alcanza
- -
- Edad
- -
- Nacimiento
- -
- Muerte
- -
- Nacionalidad
- Japan
| Fecha | Oponente | Resultados últimos oponentes | Lugar | Resultado |
|---|---|---|---|---|
| 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 |