| WTT Contender Lagos - kval | 2023/06/14 15:40 | Hyeonggyu Woo v Junsung Oh | W | 1-3 |
| WTT Contender Taiyuan | 2023/11/09 02:00 | Jonghoon Lim v Junsung Oh | W | 0-3 |
| WTT Contender Muscat | 2023/10/13 07:45 | Simon Gauzy v Junsung Oh | L | 3-1 |
| WTT Contender Muscat | 2023/10/12 14:55 | Alvaro Robles v Junsung Oh | W | 2-3 |
| WTT Contender Muscat | 2023/10/11 12:40 | Junsung Oh v Dimitrij Ovtcharov | W | 3-2 |
| WTT Contender Masqat - kval | 2023/10/10 10:00 | Junsung Oh v Baldwin Chan | W | 3-1 |
| WTT Contender Masqat - kval | 2023/10/09 12:00 | Junsung Oh v Hon Ming Li | W | 3-1 |
| WTT Star Contender Lanzhou | 2023/10/04 11:40 | Ryoichi Yoshiyama v Junsung Oh | L | 3-2 |
| WTT Contender Rio - kval | 2023/08/08 14:05 | Tzu-Yi Yang v Junsung Oh | L | 3-2 |
| WTT Contender Taiyuan | 2023/11/09 03:45 | Licen Yuan v Hyeonggyu Woo | W | 2-3 |
| WTT Contender Taiyuan - kval | 2023/11/08 12:00 | Wei Cao v Hyeonggyu Woo | W | 0-3 |
| WTT Contender Taiyuan - kval | 2023/11/07 11:00 | Hon Ming Li v Hyeonggyu Woo | W | 1-3 |
| WTT Feeder Panagyurishte | 2023/09/01 08:35 | Beixun Zeng v Hyeonggyu Woo | L | 3-2 |
| WTT Feeder Panagyurishte | 2023/08/31 14:05 | Hyeonggyu Woo v Yi-Hsin Feng | W | 3-0 |
| WTT Feeder Olomouc | 2023/08/24 14:00 | Hyeonggyu Woo v Cheng-Jui Kao | L | 1-3 |
| WTT Feeder Olomouc - kval 2023 | 2023/08/23 13:40 | Zhuoheng Song v Hyeonggyu Woo | W | 1-3 |
| WTT Feeder Olomouc - kval 2023 | 2023/08/23 09:15 | Tomas Koldas v Hyeonggyu Woo | W | 0-3 |