01/By surface
each with its own count, at equal weight
Hard
0-7
K. leads 7-0 in 7 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
Never on grass
no meeting on this surface
02/Every meeting
7 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, D. first |
|---|---|---|---|---|---|---|
| Aug 2, 2018 | Citi OpenATP500 | hard | 2nd round | Nishikori K. | 6-3, 6-4 | 234 v 20 |
| Aug 2, 2017 | Citi OpenATP500 | hard | 2nd round | Nishikori K. | 6-3, 4-6, 7-6 | 58 v 9 |
| Mar 15, 2017 | BNP Paribas OpenMasters 1000 | hard | 4th round | Nishikori K. | 6-2, 6-4 | 60 v 5 |
| Oct 3, 2016 | Rakuten Japan Open Tennis ChampionshipsATP500 | hard | 1st round | Nishikori K. | 4-6, 6-2, 6-2 | 81 v 5 |
| Oct 2, 2014 | Rakuten Japan Open Tennis ChampionshipsATP500 | hard | 2nd round | Nishikori K. | 6-4, 7-6 | 57 v 7 |
| Jan 18, 2014 | Australian OpenGrand Slam, best of 5 | hard | 3rd round | Nishikori K. | 7-5, 6-1, 6-0 | 91 v 17 |
| Feb 21, 2013 | U.S. National Indoor Tennis ChampionshipsATP500 | hard | 2nd round | Nishikori K. | 6-3, 6-3 | 200 v 22 |
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. Young D. and Nishikori K. each carry the table against every opponent faced.