Head to head
1
Hard
0
Kei Nishikori's wins on the left · Roko Karanusic's on the right · bar lengths share one scale
All meetings (1)
| 2008 | US Open | Hard | R64 | Kei Nishikori | 6-1 7-5 RET |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.