Hsin Han Lee defeated Hiroyasu Ehara 6-4 7-5 in the Japan F8 round of 16 on clay. The upset overturned the form book — Hiroyasu Ehara came in leading the head-to-head 1–0. Hsin Han Lee claimed a first win over Hiroyasu Ehara in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-06-06 | Japan F5 | QF | clay | Hiroyasu Ehara | 6-3 6-7(6) 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.