By surface
| Surface | Matteo Arnaldi | Rei Sakamoto |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-10-01 | ATP | Shanghai Masters | Round of 128 | Hard | Matteo Arnaldi | 7-63 | 6-4 |
| Surface | Matteo Arnaldi | Rei Sakamoto |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-10-01 | ATP | Shanghai Masters | Round of 128 | Hard | Matteo Arnaldi | 7-63 | 6-4 |