Toshiaki Yamaguchi boxer
- bouts
- 4
- won
- 0
- lost
- 4
- draw
- 0
- Status
- inactive
- Division
- super welterweight
- Debut
- 1968-06-26
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Japan
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1969-08-20 | Tetsuo Hoshino | WLWWLW | Nagoya | LOST KO |
| 1969-07-30 | Raizo Kashima | WLWLLW | Toyama | LOST Points |
| 1968-09-18 | Raizo Kashima | DWL | Yaizu | LOST Points |
| 1968-06-26 | Raizo Kashima | D | Nagoya | LOST Points |