Hiroyasu Ehara defeated Yuki Matsuo 6-3 6-2 in the Japan F8 round of 32 on clay. The result followed the form book — Hiroyasu Ehara came in leading the head-to-head 2–0. Hiroyasu Ehara extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-04-02 | Japan F5 | R32 | hard | Hiroyasu Ehara | 6-2 6-2 |
| 2012-03-19 | Japan F2 | R16 | hard | Hiroyasu Ehara | 6-2 4-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.