01/By surface
each with its own count, at equal weight
Hard
0-1
Y. leads 1-0 in 1 meeting on hard
Clay
0-1
Y. leads 1-0 in 1 meeting on clay
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, U. first |
|---|---|---|---|---|---|---|
| May 17, 2021 | Lyon OpenATP250 | clay | 1st round | Nishioka Y. | 3-6, 6-3, 6-4 | 33 v 60 |
| Feb 22, 2020 | Delray Beach OpenATP250 | hard | semifinal | Nishioka Y. | 1-6, 6-4, 6-0 | 44 v 63 |
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. Humbert U. and Nishioka Y. each carry the table against every opponent faced.