By surface
| Surface | Jun Kamiwazumi | William Brown |
|---|---|---|
| Clay | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1973-10-08 | ATP | Tokyo | Round of 64 | Clay | William Brown | 5-7 | 6-2 | 6-7 |
| Surface | Jun Kamiwazumi | William Brown |
|---|---|---|
| Clay | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1973-10-08 | ATP | Tokyo | Round of 64 | Clay | William Brown | 5-7 | 6-2 | 6-7 |