Issei Okamura leads 2 to 0 over 2 singles meetings since 2025. Last meeting on 15/04/2025 at M15 Osaka.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 15/04/2025 | M15 Osaka | Qualifiers | hard | Okamura | 7-6(5) 6-1 |
| 01/04/2025 | M15 Kashiwa | Round 1 | hard | Okamura | 2-6 1-6 |
| hard | Okamura 2 - 0 Kono |
| 2025 | Okamura 2 - 0 Kono |
71 wins, 91 losses since 2021 (43.8%).
Last matches: D D V D D
18 wins, 23 losses since 2021 (43.9%).
Last matches: D D V D V
Issei Okamura leads 2 to 0 over 2 singles meetings since 2025.
On 15/04/2025, at M15 Osaka (Qualifiers): Issei Okamura won 7-6(5) 6-1.