Hiromasa Oku defeated Tadayuki Longhi 6-3 6-0 in the Japan F5 round of 16 on clay. Hiromasa Oku extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-03-10 | Japan F1 | Q16 | hard | Tadayuki Longhi | 6-4 6-1 |
| 2013-06-24 | Japan F7 | R32 | clay | Hiromasa Oku | 6-2 6-3 |
Averages over each player's completed matches in the selected window (19 vs 2). ATP, WTA & Challenger.
wins 56% of points on serve vs Oku H.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About