| Date | 11 October 2018 |
|---|---|
| Location | Badminton Arena, Tecnópolis, Tecnópolis Park, Villa Martelli, Buenos Aires |
| Seed | Competitor | NOC | Games Won | Games Won | Game 1 | Game 2 | Game 3 | |
|---|---|---|---|---|---|---|---|---|
| – | Lakshya Sen |  IND | 2 | 2 | 14 | 21 | 24 | |
| – | Kodai Naraoka |  JPN | 1 | 1 | 21 | 15 | 22 |
| Lakshya Sen | Kodai Naraoka | |
|---|---|---|
| Games Won | 2 | 1 |
| Game 1 | 14 | 21 |
| Game 2 | 21 | 15 |
| Game 3 | 24 | 22 |
