| | Top level | Event type
Singles, Men – Quarter-Finals, Match #4
| Date | 31 July 2021 — 14:33 | |
|---|---|---|
| Location | Musashino Forest Sports Plaza, Chōfu, Tokyo, Japan (Court 1) | |
| Referee | Jean Claude Djimbi |  GAB |
| Umpire | Christian Johannessen |  DEN |
| Service Judge | Jacob Syndberg | DEN |
| Seed | Competitor | NOC | Games Won | Game 1 | Game 2 | Game 3 | |
|---|---|---|---|---|---|---|---|
| 6 | Chen Long |  CHN | 2 | 21 | 9 | 21 | |
| 2 | Chou Tien-Chen |  TPE | 1 | 14 | 21 | 14 |
| Chen Long | Chou Tien-Chen | |
|---|---|---|
| Games Won | 2 | 1 |
| Game 1 | 21 | 14 |
| Game 2 | 9 | 21 |
| Game 3 | 21 | 14 |