By surface
| Surface | Thomaz Koch | Toshiro Sakai |
|---|---|---|
| Clay | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1974-06-03 | ATP | Roland Garros | Round of 32 | Clay | Thomaz Koch | 6-1 | 6-7 | 4-6 | 6-1 | 6-4 |
| Surface | Thomaz Koch | Toshiro Sakai |
|---|---|---|
| Clay | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1974-06-03 | ATP | Roland Garros | Round of 32 | Clay | Thomaz Koch | 6-1 | 6-7 | 4-6 | 6-1 | 6-4 |