Takuya Kumasaka leads 2 to 1 over 3 singles meetings since 2024. Last meeting on 04/09/2025 at M25 Sapporo.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 04/09/2025 | M25 Sapporo | Round 2 | hard | Kumasaka | 4-6 7-6(4) 1-6 |
| 14/09/2024 | M25 Sapporo | Semi-final | hard | Kumasaka | 6-1 4-6 0-3 |
| 03/09/2024 | M25 Sapporo | Round 1 | hard | Brumm | 5-7 3-6 |
| hard | Brumm 1 - 2 Kumasaka |
| 2025 | Brumm 0 - 1 Kumasaka |
| 2024 | Brumm 1 - 1 Kumasaka |
132 wins, 126 losses since 2021 (51.2%).
Last matches: D D V D V
155 wins, 107 losses since 2021 (59.2%).
Last matches: D D V D D
Takuya Kumasaka leads 2 to 1 over 3 singles meetings since 2024.
On 04/09/2025, at M25 Sapporo (Round 2): Takuya Kumasaka won 4-6 7-6(4) 1-6.