Shuichi Sekiguchi defeated Danai Udomchoke 6-2 1-6 7-6 in the Thailand F3 round of 16 on hard. The upset overturned the form book — Danai Udomchoke came in leading the head-to-head 2–0, but Shuichi Sekiguchi had been the form player, winning 6 of their last 8 on hard. Shuichi Sekiguchi claimed a first win over Danai Udomchoke in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-03-17 | Japan F2 | F | hard | Danai Udomchoke | 6-4 6-2 |
| 2010-10-18 | Japan F10 | F | hard | Danai Udomchoke | 6-1 6-7(6) 6-4 |
Averages over each player's completed matches in the selected window (200 vs 24). 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