Takuya Kumasaka leads 3 to 2 over 5 singles meetings since 2023. Last meeting on 09/11/2025 at Brisbane 3 Challenger.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 09/11/2025 | Brisbane 3 Challenger | Qualifying 1 | hard | Kumasaka | 6-4 4-6 6-1 |
| 18/09/2025 | M25 Takasaki | Round 2 | hard | Kumasaka | 3-6 7-5 7-6(1) |
| 13/03/2025 | M15 Hinode | Round 2 | hard | Kumasaka | 3-6 6-3 7-5 |
| 19/09/2023 | M25 Takasaki | Round 1 | hard | Sumizawa | 6-0 1-0 ret. |
| 22/06/2023 | M25 Anseong | Round 2 | clay | Sumizawa | 7-5 7-6(4) |
| hard | Sumizawa 1 - 3 Kumasaka |
| clay | Sumizawa 1 - 0 Kumasaka |
| 2025 | Sumizawa 0 - 3 Kumasaka |
| 2023 | Sumizawa 2 - 0 Kumasaka |
138 wins, 120 losses since 2021 (53.5%).
Last matches: D V V V D
164 wins, 111 losses since 2021 (59.6%).
Last matches: D V V D V
Takuya Kumasaka leads 3 to 2 over 5 singles meetings since 2023.
On 09/11/2025, at Brisbane 3 Challenger (Qualifying 1): Takuya Kumasaka won 6-4 4-6 6-1.