Shintaro Imai defeated Jumpei Yamasaki 6-4 6-2 in the Hong Kong F2 qualifying round on hard. The result followed the form book — Shintaro Imai came in ranked #856, leading the head-to-head 1–0. Shintaro Imai extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-04-02 | Japan F5 | R16 | hard | Shintaro Imai | 6-3 6-4 |
Averages over each player's completed matches in the selected window (76 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