Jumpei Yamasaki defeated Naoki Nakagawa 6-3 6-1 in the Yokohama CH qualifying round 2 on hard. Jumpei Yamasaki extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-03-30 | Japan F4 | R32 | hard | Jumpei Yamasaki | 7-6(1) 6-4 |
Averages over each player's completed matches in the selected window (37 vs 43). 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