Daniel Nguyen defeated Yosuke Watanuki 6-2 6-4 in the Yokohama CH round of 32 on hard. The result followed the form book — Daniel Nguyen came in leading the head-to-head 1–0. Daniel Nguyen extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-06-12 | Chinese Taipei F1 | F | hard | Daniel Nguyen | 7-6(8) 6-1 |
Averages over each player's completed matches in the selected window (55 vs 198). 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