Aoi Watanabe leads 2 to 0 over 2 singles meetings since 2026. Last meeting on 22/06/2026 at W15 Sapporo.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 22/06/2026 | W15 Sapporo | Qualifying 1 | hard | Watanabe | |
| 15/06/2026 | W15 Sapporo | Qualifying 1 | hard | Watanabe |
| hard | Koyama 0 - 2 Watanabe |
| 2026 | Koyama 0 - 2 Watanabe |
43 wins, 52 losses since 2021 (45.3%).
Last matches: D D D V D
3 wins, 3 losses since 2021 (50.0%).
Last matches: V D V D V
Aoi Watanabe leads 2 to 0 over 2 singles meetings since 2026.
On 22/06/2026, at W15 Sapporo (Qualifying 1): Aoi Watanabe won.