Seong Chan Hong defeated Ji Sung Nam 4-6 6-2 6-4 in the Korea F3 round of 16 on hard. The upset overturned the form book — Ji Sung Nam came in leading the head-to-head 2–0. Seong Chan Hong claimed a first win over Ji Sung Nam in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-08-24 | Korea F5 | QF | hard | Ji Sung Nam | 6-2 6-2 |
| 2014-04-28 | Korea F2 | R32 | hard | Ji Sung Nam | 6-0 6-2 |
Averages over each player's completed matches in the selected window (200 vs 170). ATP, WTA & Challenger.
Chan Hong S.: 5 days rest · 1 match, 17 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About