Level, 1 wins each over 2 singles meetings since 2022. Last meeting on 03/06/2025 at M25 Changwon.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 03/06/2025 | M25 Changwon | Qualifiers | hard | Oh | 4-6 6-2 10-8 |
| 21/08/2022 | M15 Changwon | Qualifying 1 | hard | Chu | 2-6 6-3 10-7 |
| hard | Oh 1 - 1 Chu |
| 2025 | Oh 1 - 0 Chu |
| 2022 | Oh 0 - 1 Chu |
78 wins, 42 losses since 2021 (65.0%).
Last matches: D V D V D
50 wins, 25 losses since 2021 (66.7%).
Last matches: D V D V V
Level, 1 wins each over 2 singles meetings since 2022.
On 03/06/2025, at M25 Changwon (Qualifiers): Chan-Yeong Oh won 4-6 6-2 10-8.