Yusuke Watanuki defeated Ko Suzuki 6-2 6-4 in the Korea F10 round of 32 on hard. Yusuke Watanuki extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-06-22 | Japan F8 | R32 | clay | Ko Suzuki | 6-3 6-4 |
| 2015-06-15 | Japan F7 | R32 | carpet | Yusuke Watanuki | 6-0 6-2 |
Averages over each player's completed matches in the selected window (52 vs 82). 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