Masaki Sasai defeated Ryota Hisamatsu 6-3 6-2 in the Japan F8 qualifying round of 16 on clay. The result followed the form book — Masaki Sasai came in leading the head-to-head 2–0. Masaki Sasai extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-03-07 | Japan F1 | Q16 | hard | Masaki Sasai | 6-2 6-1 |
| 2015-03-09 | Japan F1 | Q32 | hard | Masaki Sasai | 6-4 4-6 7-6(4) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.