Ayumi Miyamoto leads 2 to 1 over 3 singles meetings since 2024. Last meeting on 28/06/2025 at W15 Sapporo.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 28/06/2025 | W15 Sapporo | Semi-final | hard | Miyamoto | 6-0 6-3 |
| 31/07/2024 | W15 Sapporo | Round 1 | hard | Kobayashi | 7-6(5) 3-6 6-2 |
| 24/07/2024 | W15 Sapporo | Round 1 | hard | Miyamoto | 6-4 4-6 6-4 |
| hard | Miyamoto 2 - 1 Kobayashi |
| 2025 | Miyamoto 1 - 0 Kobayashi |
| 2024 | Miyamoto 1 - 1 Kobayashi |
71 wins, 51 losses since 2021 (58.2%).
Last matches: D D D V D
98 wins, 100 losses since 2021 (49.5%).
Last matches: D D V D V
Ayumi Miyamoto leads 2 to 1 over 3 singles meetings since 2024.
On 28/06/2025, at W15 Sapporo (Semi-final): Ayumi Miyamoto won 6-0 6-3.