01/By surface
each with its own count, at equal weight
Hard
0-1
N. leads 1-0 in 1 meeting on hard
Clay
Never on clay
no meeting on this surface
Grass
0-1
N. leads 1-0 in 1 meeting on grass
02/Every meeting
2 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, R. first |
|---|---|---|---|---|---|---|
| Jun 26, 2017 | AEGON InternationalPremier | grass | 1st round | Osaka N. | 6-0, 6-1 | 75 v 58 |
| Mar 10, 2017 | BNP Paribas OpenPremier | hard | 1st round | Osaka N. | 6-4, 6-2 | 90 v 52 |
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. Ozaki R. and Osaka N. each carry the table against every opponent faced.