| ITF Korea F1 Qual | 2017/05/28 01:00 | Hyun-Joon Kim v Sungbeen Sim | 4-6,2-6 |
| ITF Korea F8 | 2016/09/07 02:00 | Cheong-Eui Kim v Hyun-Joon Kim | 6-1,6-3 |
| ITF Korea F8 | 2016/09/06 07:15 | Hyun-Joon Kim v Hyung-Chan Lim | 7-6,6-4 |
| ITF Korea F8 | 2016/09/05 01:30 | Hyun-Joon Kim v Jeamoon Lee | 6-3,1-6,5-7 |
| ITF Korea F8 | 2016/09/04 04:30 | Hyun-Joon Kim v Min Hyun Lee | 4-6,7-6,6-1 |
| ITF Korea F7 | 2016/08/30 03:00 | Hyun-Joon Kim v Cheong-Eui Kim | 2-6,6-7 |
| ITF Korea F8 | 2016/08/29 01:30 | Daiki Kato v Hyun-Joon Kim | 1-6,1-6 |
| ITF Korea F8 | 2016/08/27 04:30 | Gwang Hyeon Cho v Hyun-Joon Kim | 5-7,0-6 |
| ITF Korea F1 Qual | 2017/05/27 02:00 | Dong-Hak Sin v Hyeong Jin Cho | 6-3,6-4 |
| Challenger Seoul Qual | 2017/05/06 01:00 | Chan-Yeong Oh v Hyeong Jin Cho | 6-1,6-2 |
| ITF Korea F1 Qual | 2016/06/11 01:00 | A-Ram Kim v Hyeong Jin Cho | 6-0,6-3 |
| ITF Turkey F15 | 2016/04/14 09:35 | Hyeong Jin Cho v Marc Sieber | 1-6,1-6 |
| ITF Turkey F15 | 2016/04/13 07:00 | Hyeong Jin Cho v Matteo Marfia | 1-6,6-3,6-4 |
| ITF Turkey F15 | 2016/04/11 08:00 | Piotr Grynkowski v Hyeong Jin Cho | 4-6,4-6 |
| ITF Turkey F15 | 2016/04/10 08:00 | Hyeong Jin Cho v Medhir Goyal | 6-1,6-0 |
| ITF Turkey F14 | 2016/04/05 07:00 | Hyeong Jin Cho v Elmar Ejupovic | 1-6,6-3,3-6 |