Jiro Watanabe (6-0-0) vs Kōji Kobayashi (6-0-2)
- Date
- 1980-02-21
- Result
- Winner: Jiro Watanabe
- Method
- KO
- Round
- 1 of 6
- Time
- 2:15
- Venue
- Prefectural Gymnasium
- City
- Osaka Japan
- Country
- 🇯🇵 JP
- Confirmation
- ✓✓ two sources
Sources
| Source | Side | Link | Observed |
|---|---|---|---|
| English Wikipedia | a | https://en.wikipedia.org/wiki/Jiro_Watanabe | 2026-10-11 |
| English Wikipedia | b | https://en.wikipedia.org/wiki/K%C5%8Dji_Kobayashi_(boxer) | 2026-10-11 |