Toshihide Matsui defeated Hiromasa Oku 6-3 6-3 in the Japan F11 qualifying round on hard. The result followed the form book — Toshihide Matsui came in leading the head-to-head 3–0. Toshihide Matsui extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-06-13 | Japan F6 | R32 | hard | Toshihide Matsui | 6-0 6-2 |
| 2010-06-14 | Japan F6 | R32 | carpet | Toshihide Matsui | 6-3 6-2 |
| 2010-06-07 | Japan F5 | R32 | clay | Toshihide Matsui | 7-5 2-6 6-1 |
Averages over each player's completed matches in the selected window (94 vs 19). 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