Hiroki Moriya defeated Danai Udomchoke 3-6 6-2 7-5 in the Chinese Taipei F2 qualifying round on hard. The upset overturned the form book — Danai Udomchoke came in leading the head-to-head 2–0. Hiroki Moriya claimed a first win over Danai Udomchoke in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-04-09 | Chinese Taipei F1 | SF | hard | Danai Udomchoke | 4-6 6-1 6-3 |
| 2010-10-18 | Japan F10 | SF | hard | Danai Udomchoke | 3-6 6-2 6-1 |
Averages over each player's completed matches in the selected window (199 vs 21). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About