Kei Nishikori defeated Ivan Dodig 6-3 6-4 in the Tokyo round of 32 on hard. The result followed the form book — Kei Nishikori came in leading the head-to-head 3–1, defending last year's quarter-final. Kei Nishikori extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-01-19 | Australian Open | R64 | hard | Kei Nishikori | 4-6 7-5 6-2 7-6(0) |
| 2014-05-04 | Madrid Masters | R64 | clay | Kei Nishikori | 6-4 6-4 |
| 2013-10-21 | Basel | R16 | hard | Ivan Dodig | 6-1 6-2 |
| 2012-02-10 | Davis Cup WG R1: JPN vs CRO | RR | hard | Kei Nishikori | 7-5 7-6(4) 6-3 |
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 145). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About