| ITF Korea F4 | 2017/06/18 02:00 | Seong-Gook Oh v Dong Woon Kang | 7-5,6-4 |
| ITF Korea F3 | 2017/06/14 01:00 | Seong-Gook Oh v Tae-Woo Lee | 2-6,4-6 |
| ITF Korea F3 Qual | 2017/06/12 03:00 | Seong-Gook Oh v Jun Sang Park | 7-5,7-6 |
| ITF Korea F3 Qual | 2017/06/11 04:30 | Seong-Gook Oh v A-Ram Kim | 6-3,6-1 |
| ITF Korea F3 Qual | 2017/06/10 03:00 | Seong-Gook Oh v In Kyo Jeong | 6-3,6-4 |
| ITF Korea F2 Qual | 2017/06/03 03:00 | Seong-Gook Oh v Jun Sang Park | 4-6,2-6 |
| ITF Korea F1 Qual | 2017/05/29 04:20 | Seong-Gook Oh v Woo Hyeok Jang | 2-6,3-6 |
| ITF Korea F1 Qual | 2017/05/28 06:30 | Seong-Gook Oh v Woo-Ram Kim | 6-1,6-4 |
| ITF Korea F4 | 2017/06/18 02:00 | Hyeong Don Kim v Sungbeen Sim | 6-4,6-7,6-2 |
| ITF Korea F3 Qual | 2017/06/11 03:00 | Dukyoung Kim v Hyeong Don Kim | 6-1,6-2 |
| ITF Korea F2 Qual | 2017/06/04 03:00 | Jung-Woong Na v Hyeong Don Kim | 6-0,6-3 |
| ITF Korea F2 Qual | 2017/06/03 02:00 | Jun Su Kim v Hyeong Don Kim | 3-6,4-6 |
| ITF Korea F1 Qual | 2017/05/27 02:00 | Hyeong Don Kim v Sang Yeop Kim | 1-6,2-6 |