01/By surface
each with its own count, at equal weight
Hard
2-1
K. leads 2-1 in 3 meetings on hard
Clay
1-0
K. leads 1-0 in 1 meeting on clay
Grass
Never on grass
no meeting on this surface
02/Every meeting
4 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, K. first |
|---|---|---|---|---|---|---|
| Oct 7, 2021 | BNP Paribas OpenMasters 1000 | hard | 1st round | Nishikori K. | 6-7, 6-3, 6-2 | 53 v 182 |
| Jan 19, 2019 | Australian OpenGrand Slam, best of 5 | hard | 3rd round | Nishikori K. | 7-6, 6-1, 6-2 | 9 v 44 |
| Feb 17, 2017 | Argentina OpenATP250 | clay | quarterfinal | Nishikori K. | 6-1, 6-4 | 5 v 41 |
| Oct 5, 2016 | Rakuten Japan Open Tennis ChampionshipsATP500 | hard | 2nd round | Sousa J.ret. | 3-4 | 5 v 34 |
A record, never a share of meetings. Main-draw singles since 2013; a meeting ended by retirement is counted with the sets that were played and marked; a walkover is listed and counted in neither column. Nishikori K. and Sousa J. each carry the table against every opponent faced.