Kosuke Ogura defeated Jumpei Yamasaki 2-6 6-3 6-4 in the M25 Taipei 1 round of 32 on hard. Kosuke Ogura claimed a first win over Jumpei Yamasaki in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-09-05 | M25 Sapporo 1 | R32 | hard | Jumpei Yamasaki | 6-4 6-4 |
Averages over each player's completed matches in the selected window (200 vs 182). 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