Stadium: Court 21 Round: 62 Ground: Clay
| ITF - M15 Antalya | 2023/11/26 07:00 | Kim, Dong Ju v Sutekin, Emir | 6-2,6-1 |
| ITF M25 Anseong | 2023/06/22 02:00 | Yunseong Chung v Kim, Dong Ju | 3-6,6-1,7-5 |
| ITF M25 Anseong | 2023/06/21 03:30 | Kim, Dong Ju v Dae Han Kim | 7-5,6-2 |
| ITF M25 Anseong | 2023/06/19 07:45 | Kim, Dong Ju v Chen, Kuan Yu | 6-2,6-1 |
| ITF M25 Changwon | 2023/06/12 08:30 | Lee, Junhyun v Kim, Dong Ju | 3-6,6-3,13-11 |
| ITF M25 Changwon | 2023/06/12 05:30 | Woohyuk Sim v Kim, Dong Ju | 6-3,3-6,11-13 |
| ITF M25 Changwon | 2023/06/11 08:30 | Kim, Ki Bum v Kim, Dong Ju | 6-4,1-6,10-12 |
| ITF M25 Daegu | 2023/06/08 01:00 | Kim, Dong Ju v Jeamoon Lee | 3-6,3-6 |
| ITF - M25 Antalya | 2023/11/12 07:00 | Stefan Palosi v Ahmet Atabay | 6-0,6-0 |