Hiroki Kondo defeated Keita Koyama 6-3 6-4 in the Japan F7 qualifying round on grass. Hiroki Kondo extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-06-24 | Japan F7 | R16 | clay | Keita Koyama | 2-6 6-4 4-0 |
| 2012-10-15 | Japan F9 | R16 | hard | Hiroki Kondo | 6-3 6-2 |
Averages over each player's completed matches in the selected window (20 vs 1). 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. Small sample — read as indicative. About