Chan Yeong Oh defeated Chan Hee Han 6-0 6-3 in the M15 Daegu 1 q64 on hard. The result followed the form book — Chan Yeong Oh came in leading the head-to-head 1–0. Chan Yeong Oh extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-06-12 | M25 Changwon 1 | Q32 | hard | Chan Yeong Oh | 6-3 6-2 |