Round: 44 Ground: Hardcourt outdoor
| ITF - Coreia F1 - Qualificação | 2017/05/28 03:30 | Ku Keon Kang v Sang Yeop Kim | 7-5,6-2 |
| Challenger - Ho Chi Minh City - Qualificação | 2016/10/08 06:10 | Sidharth Rawat v Ku Keon Kang | 6-4,6-1 |
| ITF Vietnam F6 - Final | 2016/09/27 04:40 | Ken Onoda v Ku Keon Kang | 6-3,6-1 |
| ITF - Vietname F8 | 2016/09/25 03:00 | Ku Keon Kang v David Nguyen | 6-4,6-1 |
| ITF - Vietname F8 | 2016/09/18 02:00 | David Nguyen v Ku Keon Kang | 6-2,7-5 |
| ITF Korea F7 | 2016/08/30 04:45 | Ju-Hae Moon v Ku Keon Kang | 6-3,6-3 |
| ITF Korea F8 | 2016/08/29 02:30 | Masaki Sasai v Ku Keon Kang | 5-7,2-6 |
| ITF Korea F8 | 2016/08/28 04:30 | Rimpei Kawakami v Ku Keon Kang | 7-5,3-6,3-6 |
| ITF - Coreia F1 - Qualificação | 2017/05/28 03:30 | Ho-Gi Kang v Gwang Hyeon Cho | 1-6,3-6 |
| ITF Korea F8 | 2016/09/04 02:00 | Keisuke Numajiri v Gwang Hyeon Cho | 6-1,6-4 |
| ITF Korea F8 | 2016/08/27 04:30 | Gwang Hyeon Cho v Hyun-Joon Kim | 5-7,0-6 |
| ITF - Coreia F1 - Qualificação | 2016/06/11 01:00 | Dong Woon Kang v Gwang Hyeon Cho | 6-1,6-2 |