By surface
| Surface | Yasufumi Yamamoto | Colin Grant |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1993-03-26 | ATP | Davis Cup G1 QF: HKG vs JPN | Round Robin | Hard | Yasufumi Yamamoto | 6-2 | 6-1 |
| Surface | Yasufumi Yamamoto | Colin Grant |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1993-03-26 | ATP | Davis Cup G1 QF: HKG vs JPN | Round Robin | Hard | Yasufumi Yamamoto | 6-2 | 6-1 |