01/By surface
each with its own count, at equal weight
Hard
2-0
E. 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, E. first |
|---|---|---|---|---|---|---|
| Oct 15, 2024 | Japan OpenWTA250 | hard | 1st round | Mertens E. | 6-1, 6-1 | 27 v 126 |
| Oct 20, 2023 | Jasmin OpenWTA250 | hard | quarterfinal | Mertens E. | 6-3, 6-2 | 36 v 124 |
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. Mertens E. and Hontama M. each carry the table against every opponent faced.