| Date | 9 October 2018 — 11:20 |
|---|---|
| Location | Badminton Arena, Tecnópolis, Tecnópolis Park, Villa Martelli, Buenos Aires |
| Seed | Competitor | NOC | Games Won | Games Won | Game 1 | Game 2 | Game 3 | |
|---|---|---|---|---|---|---|---|---|
| – | Wang Zhiyi |  CHN | 2 | 2 | 21 | 17 | 21 | |
| – | Hirari Mizui |  JPN | 1 | 1 | 10 | 21 | 16 |
| Wang Zhiyi | Hirari Mizui | |
|---|---|---|
| Games Won | 2 | 1 |
| Game 1 | 21 | 10 |
| Game 2 | 17 | 21 |
| Game 3 | 21 | 16 |
