Jumpei Yamasaki defeated Rhett Purcell 6-3 7-6 in the M15 Jakarta 3 semi-final on hard. The result followed the form book — Jumpei Yamasaki came in leading the head-to-head 1–0. Jumpei Yamasaki extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-23 | M25 Taipei 2 | R32 | hard | Jumpei Yamasaki | 3-6 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.