Yusuke Watanuki defeated Hong Chung 6-7 6-4 6-2 in the Korea F8 quarter-final on hard. Yusuke Watanuki extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-06-16 | Korea F6 | QF | hard | Hong Chung | 6-3 6-2 |
| 2013-05-06 | Korea F2 | R16 | hard | Yusuke Watanuki | 6-4 6-4 |
Averages over each player's completed matches in the selected window (52 vs 59). 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