Ayaka Maekawa defeated Chin Wei Chan 3-6 6-2 7-5 in the Pingguo 25K round of 32 on hard. The result followed the form book — Ayaka Maekawa came in leading the head-to-head 2–1. Ayaka Maekawa extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-31 | Tsukuba 25K | R32 | hard | Ayaka Maekawa | 6-1 3-6 6-4 |
| 2005-07-18 | Kurume 25K | QF | grass | Chin Wei Chan | 6-1 6-4 |
| 2005-05-23 | Nagano 25K | QF | carpet | Ayaka Maekawa | 6-4 4-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.