Takuya Kumasaka defeated Daisuke Sumizawa 6-4 4-6 6-1 in the Brisbane 3 CH qualifying round 1 on hard. Takuya Kumasaka extended the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-09-18 | M25 Takasaki 1 | R16 | hard | Takuya Kumasaka | 3-6 7-5 7-6(1) |
| 2025-03-13 | M15 Hinode 1 | R16 | hard | Takuya Kumasaka | 3-6 6-3 7-5 |
| 2023-09-19 | M25 Takasaki 1 | R32 | hard | Daisuke Sumizawa | 6-0 1-0 |
| 2023-06-22 | M25 Anseong 1 | R16 | clay | Daisuke Sumizawa | 7-5 7-6(4) |
Averages over each player's completed matches in the selected window (71 vs 35). ATP, WTA & Challenger.
Kumasaka T.: 12 days rest · 2 matches (14d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About