| | Top level | Event type
Singles, Women – Match #19
| Date | — | |
|---|---|---|
| Location | Ariake Tennis Forest Park, Ariake, Koto, Tokyo, Japan | |
| Chair Umpire | Kelly Thomson |  GBR |
| Seed | Competitor | NOC | Sets Won | Set 1 | Set 2 | Set 3 | |
|---|---|---|---|---|---|---|---|
| – | Yelena Vesnina |  ROC | 2 | 6 | 6 | 6 | |
| – | Jeļena Ostapenko |  LAT | 1 | 4 | 7 | 4 |
| Yelena Vesnina | Jeļena Ostapenko | |
|---|---|---|
| Sets Won | 2 | 1 |
| Set 1 | 6 | 4 |
| Set 2 | 6 | 7 |
| Set 3 | 6 | 4 |
| Tie-break 2 | 2 | 7 |