| Date | 26 July 2021 — 10:00 | |
|---|---|---|
| Location | Tōkyō Taiikukan, Shibuya, Tokyo (Table 3) | |
| Umpire | Roman Klecker |  CZE |
| Umpire | Naoko Okubo |  JPN |
| Seed | Competitor | NOC | Games Won | Games Won | Game 1 | Game 2 | Game 3 | Game 4 | |
|---|---|---|---|---|---|---|---|---|---|
| 23 | Juan Liu |  USA | 4 | 4 | 11 | 11 | 11 | 11 | |
| – | Barbora Balážová |  SVK | 0 | 0 | 9 | 6 | 9 | 7 |
| Juan Liu | Barbora Balážová | |
|---|---|---|
| Games Won | 4 | 0 |
| Game 1 | 11 | 9 |
| Game 2 | 11 | 6 |
| Game 3 | 11 | 9 |
| Game 4 | 11 | 7 |
