By surface
| Surface | Kei Nishikori | Lara Alsamman |
|---|---|---|
| Hard | 3 | 1 |
All meetings (4)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-07-25 | ATP | Washington | Round of 32 | Hard | Kei Nishikori | 6-73 | 6-3 | 6-4 | ||
| 2024-12-30 | ATP | Hong Kong | Semifinal | Hard | Kei Nishikori | 4-3 | ||||
| 2024-09-18 | ATP | Chengdu | Round of 32 | Hard | Juncheng Shang | 4-6 | 4-6 | |||
| 2023-07-24 | ATP | Atlanta | Round of 16 | Hard | Kei Nishikori | 6-4 | 7-63 |