Level, 1 wins each over 2 singles meetings since 2023. Last meeting on 05/03/2023 at W15 Kuching.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 05/03/2023 | W15 Kuching | Final | hard | Koshiishi | 5-7 6-2 6-1 |
| 26/02/2023 | W15 Kuala Lumpur | Final | hard | Guo | 6-4 6-3 |
| hard | Guo 1 - 1 Koshiishi |
| 2023 | Guo 1 - 1 Koshiishi |
117 wins, 61 losses since 2021 (65.7%).
Last matches: D D V V D
181 wins, 97 losses since 2021 (65.1%).
Last matches: D V D V V
Level, 1 wins each over 2 singles meetings since 2023.
On 05/03/2023, at W15 Kuching (Final): Ayumi Koshiishi won 5-7 6-2 6-1.