Yuuki Tanaka defeated Ya Hsuan Lee 7-5 4-6 7-5 in the Seoul qualifying round 1 on hard. The upset overturned the form book — Ya Hsuan Lee came in leading the head-to-head 2–0. Yuuki Tanaka claimed a first win over Ya Hsuan Lee in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-08-31 | Noto $25K | SF | carpet | Ya Hsuan Lee | 6-1 6-4 |
| 2015-08-24 | Tsukuba $25K | R16 | hard | Ya Hsuan Lee | 6-4 7-6(11) |
Averages over each player's completed matches in the selected window (6 vs 59). 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