| ITF Korea F2 Qual | 2017/06/05 03:00 | Ku Keon Kang v Seoung Hun Lee | 5-7,6-2,6-4 |
| ITF Korea F2 Qual | 2017/06/03 01:00 | Ku Keon Kang v Gwang Hyeon Cho | 6-0,6-1 |
| ITF Korea F1 | 2017/06/01 01:00 | Sang-Woo Noh v Ku Keon Kang | 7-5,7-6 |
| ITF Korea F1 | 2017/05/31 02:00 | Ku Keon Kang v Oh-Hee Kwon | 2-6,7-5,6-0 |
| ITF Korea F1 Qual | 2017/05/29 04:35 | Ku Keon Kang v Gwang Hyeon Cho | 7-5,4-6,6-2 |
| ITF Korea F1 Qual | 2017/05/28 03:30 | Ku Keon Kang v Sang Yeop Kim | 7-5,6-2 |
| Challenger Ho Chi Minh City Qual | 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 Korea F1 | 2017/06/01 02:40 | Dae-Hee Lee v Hong Chung | 1-6,0-6 |
| ITF Korea F1 | 2017/05/31 06:50 | Jui-Chen Hung v Dae-Hee Lee | 4-6,6-7 |
| ITF Korea F1 Qual | 2017/05/29 02:35 | Hyun-Woo Nam v Dae-Hee Lee | 6-3,3-6,0-6 |
| ITF Korea F8 | 2016/09/03 02:00 | Dae-Hee Lee v Jeamoon Lee | 4-6,3-6 |
| ITF Korea F8 | 2016/08/28 03:00 | Jae-Min Seol v Dae-Hee Lee | 6-4,6-2 |
| ITF Korea F1 Qual | 2016/06/13 04:25 | Jae-Min Seol v Dae-Hee Lee | 6-3,6-4 |
| ITF Thailand F9 | 2015/06/21 04:30 | Nattan Benjasupawan v Dae-Hee Lee | 1-6,6-3,6-7 |
| ITF Thailand F9 | 2015/06/20 04:30 | Patcharapol Kawin v Dae-Hee Lee | 7-6,3-6,2-6 |