Stadium: Court 2 Round: 45
| Challenger - Seoul | 2017/05/11 03:30 | Go Soeda v Young Seok Kim | 6-2,6-4 |
| Challenger - Seoul | 2017/05/09 05:50 | Alexander Ward v Young Seok Kim | 3-6,4-6 |
| Challenger Gimcheon Qual | 2017/04/29 04:10 | Young Seok Kim v Hubert Hurkacz | 6-2,3-6,2-6 |
| ITF Thailand F6 | 2016/12/27 03:00 | Congsup Congcar v Young Seok Kim | 6-2,6-3 |
| ITF Thailand F5 | 2016/12/21 04:20 | Min Hyeok Cho v Young Seok Kim | 6-2,6-2 |
| ITF Thailand F5 | 2016/12/19 03:00 | Young Seok Kim v Yunseong Chung | 3-6,6-4,7-6 |
| ITF M25 Maribor Qual | 2016/11/12 05:50 | Hiroka Kondo v Young Seok Kim | 6-4,6-4 |
| ITF M25 Maribor Qual | 2016/11/12 00:30 | Masaki Sasai v Young Seok Kim | 1-6,5-7 |
| Challenger Gimcheon | 2017/05/02 03:50 | Thomas Fabbiano v Jeamoon Lee | 6-0,6-1 |
| ITF Japan F3 | 2017/03/24 01:00 | Shane Vinsant v Jeamoon Lee | 6-2,7-5 |
| ITF Japan F3 | 2017/03/23 01:30 | Yusuke Takahashi v Jeamoon Lee | 3-6,1-6 |
| ITF Japan F3 | 2017/03/22 04:45 | Jumpei Yamasaki v Jeamoon Lee | 6-7,3-6 |
| ITF Japan F3 | 2017/03/20 04:00 | Jeamoon Lee v Yosuke Watanuki | 6-3,2-6,6-0 |
| ITF Japan F3 | 2017/03/19 01:00 | Jeamoon Lee v Katsuki Nagao | 7-6,6-4 |
| ITF Japan F3 | 2017/03/18 08:00 | Jeamoon Lee v Yusei Fukuoka | 6-1,6-0 |
| ITF Japan F2 | 2017/03/16 02:00 | Jeamoon Lee v Nam Hoang Ly | 6-3,6-7,1-6 |