Ze Zhang defeated Go Soeda 6-2 6-2 in the Busan CH quarter-final on hard. The upset overturned the form book — Go Soeda came in leading the head-to-head 1–0, defending the title, but Ze Zhang had been the form player, winning 4 of their last 8 on hard. Ze Zhang claimed a first win over Go Soeda in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-03-06 | Davis Cup G1 R2: JPN vs CHN | RR | carpet | Go Soeda | 4-6 6-3 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.