Chan Yeong Oh defeated Issei Okamura 6-1 4-6 10-7 in the M25 Daegu 1 q32 on hard. Chan Yeong Oh claimed a first win over Issei Okamura in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-10-22 | M15 Tanagura 1 | R32 | hard | Issei Okamura | 6-2 6-4 |
| 2016-09-12 | Vietnam F4 | R32 | hard | Issei Okamura | 7-6(6) 6-3 |
Averages over each player's completed matches in the selected window (62 vs 80). 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