| Date | — | |
|---|---|---|
| Location | Ariake Tennis Forest Park, Ariake, Koto, Tokyo, Japan | |
| Chair Umpire | Damien Dumusois |  FRA |
| Seed | Competitor | NOC | Sets Won | Sets Won | Set 1 | Set 2 | |
|---|---|---|---|---|---|---|---|
| – | Daniil Medvedev |  ROC | 2 | 2 | 6 | 7 | |
| – | Aleksandr Bublik |  KAZ | 0 | 0 | 4 | 6 |
| Daniil Medvedev | Aleksandr Bublik | |
|---|---|---|
| Sets Won | 2 | 0 |
| Set 1 | 6 | 4 |
| Set 2 | 7 | 6 |
| Tie-break 2 | 10 | 8 |
