Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| Tsukuba, Singles Qualifying M-ITF-JPN-04A | 2024/03/27 06:35 | Jangjun Kim v Ryotaro Taguchi | 2-6,0-6 |
| ITF M25 Anseong | 2023/06/22 05:10 | 이치카와, 타이세이 v Jangjun Kim | 6-4,6-1 |
| ITF M25 Anseong | 2023/06/21 05:30 | Jangjun Kim v 김, 영석 | 6-3,4-6,7-6 |
| ITF M25 Changwon | 2023/06/15 01:55 | Jangjun Kim v Jeamoon Lee | 0-6,1-6 |
| ITF M25 Changwon | 2023/06/14 01:00 | 이, 준현 v Jangjun Kim | 6-7,6-7 |
| Challenger Seoul | 2022/10/11 01:30 | Jangjun Kim v 히지카타, 린키 | 1-6,2-6 |
| ITF M15 Daegu | 2022/08/31 08:05 | 카와치, 카즈마 v Jangjun Kim | 6-4,1-6,7-5 |
| ITF M15 Changwon | 2022/08/25 04:05 | 카와하시, 유타 v Jangjun Kim | 6-1,6-4 |
| ITF M15 Antalya | 2023/04/18 12:25 | 텐티, 페르민 v Hoyoung Roh | 6-2,6-3 |
| Challenger Gwangju | 2022/10/02 01:00 | 남, 지숭 v Hoyoung Roh | 6-2,6-1 |