| ITF Korea F8 | 2016/08/25 02:00 | Min-Kyu Song v Young Seok Kim | 6-4,1-6,5-7 |
| ITF Korea F8 | 2016/08/24 04:55 | Young Seok Kim v Min Hyeok Cho | 7-5,6-2 |
| ITF Korea F8 | 2016/08/22 06:55 | Young Seok Kim v Uisung Park | 7-5,6-4 |
| ITF Korea F1 | 2016/06/16 01:00 | Ju-Hae Moon v Young Seok Kim | 7-5,6-4 |
| ITF Korea F1 | 2016/06/15 01:00 | Sanhui Shin v Young Seok Kim | 4-6,0-6 |
| ITF Japan F4 | 2016/03/31 02:55 | Young Seok Kim v Yosuke Watanuki | 2-6,0-6 |
| ITF Japan F3 | 2016/03/24 03:15 | Young Seok Kim v Shuichi Sekiguchi | 2-6,0-6 |
| ITF Japan F3 | 2016/03/21 01:15 | Karunuday Singh v Young Seok Kim | 2-6,1-6 |
| ITF Korea F8 | 2016/08/25 02:00 | Ju-Hae Moon v Ji Sung Nam | 3-6,2-6 |
| ITF Korea F8 | 2016/08/24 03:45 | Ji Sung Nam v Sanhui Shin | 7-6,7-5 |
| ITF Korea F1 | 2016/06/17 01:00 | Ji Sung Nam v Min Hyeok Cho | 7-6,2-6,2-6 |
| ITF Korea F1 | 2016/06/16 02:50 | Ji Sung Nam v Dong-Kyu Lee | 7-5,6-1 |
| ITF Korea F1 | 2016/06/15 06:35 | Soonwoo Kwon v Ji Sung Nam | 7-5,2-6,3-6 |
| ITF Korea F1 | 2015/05/22 04:55 | Ilya Ivashka v Ji Sung Nam | 6-3,4-6,6-1 |
| ITF Korea F1 | 2015/05/20 02:00 | Ji Sung Nam v Sang-Woo Noh | 6-2,6-4 |
| ITF Thailand F9 | 2015/04/27 03:00 | Gengo Kikuchi v Ji Sung Nam | 6-4,6-7,6-3 |