Natsumi Kawaguchi leads 2 to 0 over 2 singles meetings since 2024. Last meeting on 07/08/2025 at W15 Singapore.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 07/08/2025 | W15 Singapore | Round 2 | indoor hard | Kawaguchi | 4-6 6-3 6-1 |
| 19/03/2024 | W15 Hinode | Round 1 | hard | Kawaguchi | 6-4 6-7(5) 6-4 |
| indoor hard | Kawaguchi 1 - 0 Mushika |
| hard | Kawaguchi 1 - 0 Mushika |
| 2025 | Kawaguchi 1 - 0 Mushika |
| 2024 | Kawaguchi 1 - 0 Mushika |
130 wins, 94 losses since 2021 (58.0%).
Last matches: D V D V D
125 wins, 107 losses since 2021 (53.9%).
Last matches: D V V D D
Natsumi Kawaguchi leads 2 to 0 over 2 singles meetings since 2024.
On 07/08/2025, at W15 Singapore (Round 2): Natsumi Kawaguchi won 4-6 6-3 6-1.