Pei Chi Lee defeated Ya Hsuan Lee 6-1 6-1 in the W25 Kofu round of 32 on hard. Pei Chi Lee extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-04-03 | W15 Sharm ElSheikh 7 | F | hard | Pei Chi Lee | 6-4 6-7(6) 6-3 |
| 2015-06-22 | Kaohsiung $10K | SF | hard | Ya Hsuan Lee | 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.