Daisuke Sumizawa leads 2 to 0 over 2 singles meetings since 2024. Last meeting on 17/09/2025 at M25 Takasaki.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 17/09/2025 | M25 Takasaki | Round 1 | hard | Sumizawa | 7-6(5) 6-2 |
| 06/09/2024 | M25 Sapporo | Quarter-final | hard | Sumizawa | 2-6 6-4 6-4 |
| hard | Sumizawa 2 - 0 Brumm |
| 2025 | Sumizawa 1 - 0 Brumm |
| 2024 | Sumizawa 1 - 0 Brumm |
138 wins, 120 losses since 2021 (53.5%).
Last matches: D V V V D
136 wins, 128 losses since 2021 (51.5%).
Last matches: D V D V V
Daisuke Sumizawa leads 2 to 0 over 2 singles meetings since 2024.
On 17/09/2025, at M25 Takasaki (Round 1): Daisuke Sumizawa won 7-6(5) 6-2.