| Date | 28 July 2021 — 21:24 | |
|---|---|---|
| Location | Musashino Forest Sports Plaza, Chōfu, Tokyo, Japan (Court 2) | |
| Umpire | Gérald Arseneault |  CAN |
| Service Judge | Ivo Kassel |  SUI |
| Seed | Competitor | NOC | Games Won | Games Won | Game 1 | Game 2 | |
|---|---|---|---|---|---|---|---|
| – | Toby Penty |  GBR | 2 | 2 | 21 | 21 | |
| 14 | Kantaphon Wangcharoen |  THA | 0 | 0 | 19 | 12 |
| Toby Penty | Kantaphon Wangcharoen | |
|---|---|---|
| Games Won | 2 | 0 |
| Game 1 | 21 | 19 |
| Game 2 | 21 | 12 |
