By surface
| Surface | Colin Dibley | Koji Watanabe |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1972-03-29 | ATP | Hong Kong | Round of 16 | Hard | Colin Dibley | 6-3 | 8-6 |
| Surface | Colin Dibley | Koji Watanabe |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1972-03-29 | ATP | Hong Kong | Round of 16 | Hard | Colin Dibley | 6-3 | 8-6 |