Kei Nishikori advanced when Pablo Andujar retired 6-4 6-1 in the US Open round of 64. Kei Nishikori extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-08-10 | Canada Masters | R32 | hard | Kei Nishikori | 6-3 6-3 |
| 2015-04-20 | Barcelona | F | clay | Kei Nishikori | 6-4 6-4 |
| 2013-05-05 | Madrid Masters | QF | clay | Pablo Andujar | 6-3 7-5 |
| 2011-08-21 | Winston-Salem | R32 | hard | Kei Nishikori | 7-6(3) 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About