| Date | 8 October 2018 |
|---|---|
| Location | Buenos Aires Lawn Tennis Club, Green Park, Palermo, Buenos Aires (Court 1) |
| Competitor | NOC | Sets Won | Set 1 | Set 2 | |
|---|---|---|---|---|---|
| Yuki Naito |  JPN | 2 | 7 (7) | 7 | |
| Wang Xiyu |  CHN | 0 | 6 (3) | 5 |
| Yuki Naito | Wang Xiyu | |
|---|---|---|
| Sets Won | 2 | 0 |
| Set 1 | 7 (7) | 6 (3) |
| Set 2 | 7 | 5 |
