Takao Suzuki defeated Hiroyasu Ehara 7-6 6-4 in the Japan F8 round of 16 on hard. The upset overturned the form book — Hiroyasu Ehara came in leading the head-to-head 3–1, but Takao Suzuki had been the form player, winning 6 of their last 10 on hard. Takao Suzuki narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-06-19 | Guam F1 | F | hard | Hiroyasu Ehara | 7-6(4) 4-6 6-3 |
| 2014-03-17 | Japan F2 | QF | hard | Hiroyasu Ehara | 7-5 6-3 |
| 2013-03-18 | Japan F2 | R16 | hard | Takao Suzuki | 6-2 7-6(3) |
| 2012-10-15 | Japan F9 | R32 | hard | Hiroyasu Ehara | 6-0 3-0 |
Averages over each player's completed matches in the selected window (4 vs 40). 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