Jumpei Yamasaki leads 2 to 0 over 2 singles meetings since 2024. Last meeting on 22/04/2025 at M15 Osaka.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 22/04/2025 | M15 Osaka | Round 1 | hard | Yamasaki | 6-3 6-4 |
| 18/03/2024 | M15 Nishi-Tokyo | Qualifying 1 | hard | Yamasaki |
| hard | Okamura 0 - 2 Yamasaki |
| 2025 | Okamura 0 - 1 Yamasaki |
| 2024 | Okamura 0 - 1 Yamasaki |
71 wins, 91 losses since 2021 (43.8%).
Last matches: D D V D D
100 wins, 81 losses since 2021 (55.2%).
Last matches: D D V V V
Jumpei Yamasaki leads 2 to 0 over 2 singles meetings since 2024.
On 22/04/2025, at M15 Osaka (Round 1): Jumpei Yamasaki won 6-3 6-4.