| Date | — | |
|---|---|---|
| Location | Ariake Tennis Forest Park, Ariake, Koto, Tokyo, Japan | |
| Chair Umpire | Jaume Campistol |  ESP |
| Competitor | NOC | Sets Won | Set 1 | Set 2 | Set 3 | |
|---|---|---|---|---|---|---|
| Lorenzo Sonego |  ITA | 2 | 4 | 7 (8) | 7 (7) | |
| Taro Daniel |  JPN | 1 | 6 | 6 (6) | 6 (3) |
| Lorenzo Sonego | Taro Daniel | |
|---|---|---|
| Sets Won | 2 | 1 |
| Set 1 | 4 | 6 |
| Set 2 | 7 (8) | 6 (6) |
| Set 3 | 7 (7) | 6 (3) |
