| Date | — | |
|---|---|---|
| Location | Ariake Tennis Forest Park, Ariake, Koto, Tokyo, Japan | |
| Chair Umpire | Timo Janzen |  GER |
| Seed | Competitor | NOC | Sets Won | Sets Won | Set 1 | Set 2 | |
|---|---|---|---|---|---|---|---|
| – | John Millman |  AUS | 2 | 2 | 6 | 6 | |
| – | Lorenzo Musetti |  ITA | 0 | 0 | 3 | 4 |
| John Millman | Lorenzo Musetti | |
|---|---|---|
| Sets Won | 2 | 0 |
| Set 1 | 6 | 3 |
| Set 2 | 6 | 4 |
