Jumpei Yamasaki advanced when Hikaru Shiraishi retired 6-7 7-6 3-0 in the M15 Osaka 2 round of 16. Jumpei Yamasaki claimed a first win over Hikaru Shiraishi in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-03-20 | M15 Nishi-Tokyo 1 | R16 | hard | Hikaru Shiraishi | 7-5 6-3 |
| 2023-12-22 | M15 Yanagawa 1 | QF | hard | Hikaru Shiraishi | 6-3 6-4 |
| 2023-11-16 | M15 Kuching 1 | R16 | hard | Hikaru Shiraishi | 7-5 6-1 |
Averages over each player's completed matches in the selected window (5 vs 25). 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