| | Top level | Event type
Singles, Men – Match #1
| Date | — | |
|---|---|---|
| Location | Ariake Tennis Forest Park, Ariake, Koto, Tokyo, Japan | |
| Chair Umpire | Carlos Ramos |  POR |
| Seed | Competitor | NOC | Sets Won | Set 1 | Set 2 | |
|---|---|---|---|---|---|---|
| – | Novak Đoković |  SRB | 2 | 6 | 6 | |
| – | Jan-Lennard Struff |  GER | 0 | 4 | 3 |
| Novak Đoković | Jan-Lennard Struff | |
|---|---|---|
| Sets Won | 2 | 0 |
| Set 1 | 6 | 4 |
| Set 2 | 6 | 3 |