Yoshihiro Yamaguchi boxer
- bouts
- 9
- won
- 2
- lost
- 6
- draw
- 1
- Status
- inactive
- Division
- flyweight
- Debut
- 1984-04-28
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1989-07-15 | Ari Blanca | WWWDWD | University of Baguio Gym, Baguio City | LOST Technical knockout |
| 1989-04-01 | Nobuyuki Sudo | WDLLLW | LOST Technical knockout |
|
| 1989-02-07 | Kimio Hirano | WWWLWW | LOST Unanimous decision |
|
| 1987-12-24 | Masayuki Takahashi | LWWWWL | LOST KO |
|
| 1987-09-05 | Makoto Sawamura | DLWLLL | Sports Center, Tsuchiura | WIN Technical knockout |
| 1987-04-23 | Kenji Yokozawa | LDLWLL | Korakuen Hall | LOST Points |
| 1986-06-26 | Yasutaka Sakurai | debut | LOST Points |
|
| 1984-09-01 | Koji Yagiu | WDDLLW | Sports Centre, Tsuchiura | WIN Points |
| 1984-04-28 | Katsunori Iwatani | LWL | City Gymnasium, Matsumoto | DRAW Points |