Head to head
1
Clay
0
0
Grass
1
Ross Case's wins on the left · Toshiro Sakai's on the right · bar lengths share one scale
All meetings (2)
| 1974 | Tokyo-2 | Clay | R32 | Ross Case | 6-2 6-4 |
| 1971 | US Open | Grass | R64 | Toshiro Sakai | 6-3 7-6 6-3 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.