Estádio: Court 11 Round: 62 Ground: Hardcourt outdoor
| ITF - M25 Changwon | 2023/06/11 07:25 | Hayeon Seong v Woohyuk Sim | 6-2,0-6,4-10 |
| Challenger Gwangju | 2023/04/30 03:50 | Tristan Schoolkate v Woohyuk Sim | 6-7,6-2,6-0 |
| ITF - M15 Sharm El Sheikh | 2022/12/11 10:00 | Sergo Sikharulidze v Woohyuk Sim | 6-1,3-6,10-4 |
| ITF - M15 Sharm El Sheikh | 2022/12/04 13:30 | Woohyuk Sim v Matteo Fondriest | 4-6,6-1,6-10 |
| ITF - M15 Sharm El Sheikh | 2022/11/28 08:00 | Woohyuk Sim v Billy Blaydes | 4-6,4-6 |
| ITF - M15 Sharm El Sheikh | 2022/11/27 11:30 | Edoardo L Cattaneo v Woohyuk Sim | 1-6,0-6 |
| ITF - M15 Sharm El Sheikh | 2022/11/22 10:00 | Woohyuk Sim v Anthony Wright | 0-6,6-7 |
| ITF - M15 Sharm El Sheikh | 2022/11/21 08:00 | Daniil Ostapenkov v Woohyuk Sim | 1-6,6-1,9-11 |
| ITF - M25 Changwon | 2023/06/11 08:30 | Ki Bum Kim v Dong Ju Kim | 6-4,1-6,10-12 |
| ITF - M25 Daegu | 2023/06/08 01:00 | Dong Ju Kim v Jeamoon Lee | 3-6,3-6 |
| ITF - M25 Daegu | 2023/06/07 02:40 | Keisuke Saitoh v Dong Ju Kim | 1-6,2-6 |
| ITF - M25 Daegu | 2023/06/05 06:40 | Dong Ju Kim v Woodam Song | 6-1,6-2 |
| ITF - M25 Daegu | 2023/06/05 02:50 | Dong Ju Kim v Byeonghun Kim | 6-2,6-2 |
| ITF - M25 Daegu | 2023/06/04 01:00 | Dong Ju Kim v Young Seok Lee | 6-2,3-6,10-7 |
| ITF - M15 Daegu | 2022/09/01 02:00 | Kazuma Kawachi v Dong Ju Kim | 6-7,6-0,6-4 |
| ITF - M15 Daegu | 2022/08/31 08:40 | Dae Han Kim v Dong Ju Kim | 0-6,4-6 |