Oh Hee Kwon defeated Hiroki Moriya 4-6 6-4 6-2 in the Japan F7 qualifying round on carpet. The upset overturned the form book — Hiroki Moriya came in leading the head-to-head 1–0. Oh Hee Kwon claimed a first win over Hiroki Moriya in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-10-12 | Japan F8 | R32 | hard | Hiroki Moriya | 6-1 6-4 |
Averages over each player's completed matches in the selected window (17 vs 199). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About