Jumpei Yamasaki defeated Cheong Eui Kim 6-4 3-6 6-4 in the M15 Kashiwa 1 quarter-final on hard. Jumpei Yamasaki extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-04-12 | M15 Chiang Rai 2 | R32 | hard | Cheong Eui Kim | 2-6 6-4 7-6(5) |
| 2018-05-07 | China F5 | R16 | hard | Jumpei Yamasaki | 6-2 7-5 |
Averages over each player's completed matches in the selected window (182 vs 86). 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