Yuichi Sugita defeated Bradley Klahn 6-4 1-6 6-3 in the Brisbane qualifying round 2 on hard. The upset overturned the form book — Bradley Klahn came in leading the head-to-head 1–0. Yuichi Sugita claimed a first win over Bradley Klahn in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-07-02 | Wimbledon | R128 | grass | Bradley Klahn | 2-6 7-6(6) 6-2 6-2 |
Averages from each player's recent completed matches (20 vs 12). ATP, WTA & Challenger.