Stadium: Court 13 Round: 45
| Challenger Gimcheon Qual | 2017/04/30 02:50 | Chan-Yeong Oh v Hubert Hurkacz | 0-6,3-6 |
| Challenger Gimcheon Qual | 2017/04/29 03:50 | Hangyeom Kim v Chan-Yeong Oh | 2-6,3-6 |
| ITF Japan F5 | 2017/04/05 02:50 | Chan-Yeong Oh v Takuto Niki | 4-6,6-3,2-6 |
| ITF Japan F5 | 2017/04/03 02:25 | Masamichi Imamura v Chan-Yeong Oh | 6-7,6-4,3-6 |
| ITF Japan F4 | 2017/03/29 05:30 | Chan-Yeong Oh v Yuichi Ito | 4-6,1-6 |
| ITF Japan F4 | 2017/03/28 01:00 | Chan-Yeong Oh v Yuki Matsuo | 6-1,6-1 |
| ITF Japan F4 | 2017/03/25 02:00 | Chan-Yeong Oh v Hayato Kudo | 6-3,6-3 |
| ITF Japan F3 | 2017/03/23 01:00 | Shane Vinsant v Chan-Yeong Oh | 6-2,3-6,6-3 |
| 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 |
| ITF Turkey F14 | 2016/04/04 07:00 | Shahbaaz Khan v Hyeong Jin Cho | 2-6,3-6 |
| ITF Turkey F14 | 2016/04/02 06:30 | Can Iyiuyarlar v Hyeong Jin Cho | 0-6,1-6 |