Chin Wei Chan defeated Natsumi Hamamura 6-0 6-2 in the Yamaguchi 10K round of 32 on clay. The result followed the form book — Chin Wei Chan came in leading the head-to-head 2–0. Chin Wei Chan extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-05-14 | Changwon 25K | SF | hard | Chin Wei Chan | 7-5 6-3 |
| 2005-04-04 | Mumbai 1 10K | QF | hard | Chin Wei Chan | 6-1 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.