01/By surface
each with its own count, at equal weight
Hard
2-0
D. leads 2-0 in 2 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
Never on grass
no meeting on this surface
02/Every meeting
2 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, D. first |
|---|---|---|---|---|---|---|
| Sep 28, 2021 | Chicago Fall Tennis ClassicWTA500 | hard | 2nd round | Collins D. | 4-6, 6-3, 7-5 | 28 v 111 |
| Feb 16, 2021 | Phillip Island TrophyWTA250 | hard | 3rd round | Collins D. | 6-4, 6-2 | 40 v 87 |
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. Collins D. and Doi M. each carry the table against every opponent faced.