Seiji Maruyama boxeador
- combates
- 8
- ganados
- 4
- perdidos
- 3
- empates
- 1
- Estado
- inactive
- División
- bantamweight
- Debut
- 1981-05-29
- Altura
- -
- Alcanza
- -
- Edad
- -
- Nacimiento
- -
- Muerte
- -
- Nacionalidad
- Japan
| Fecha | Oponente | Resultados últimos oponentes | Lugar | Resultado |
|---|---|---|---|---|
| 1985-09-29 | Hideki Kanai | LWWWWW | Budokan, Tagawa | LOST KO |
| 1985-04-24 | Keiji Kawamura | WLWLWW | Nogata | LOST Technical knockout |
| 1984-11-29 | Takashi Okamoto | LLDDDW | Prefectural Gymnasium, Kumamoto | WIN Points |
| 1983-12-08 | Takashi Okamoto | LLD | City Gymnasium, Kumamoto | DRAW Points |
| 1983-05-26 | Tsutomu Sakumoto | LW | Kumamoto | WIN KO |
| 1982-09-03 | Shigeru Koide | L | Prefectural Gymnasium, Kumamoto | WIN Points |
| 1982-04-17 | Shigeru Koide | debut | City Gymnasium, Kumamoto | WIN Points |
| 1981-05-29 | Shuji Kubo | debut | Suizenji Gymnasium, Kumamoto | LOST Technical knockout |