Round: 54 Ground: Hardcourt outdoor
| ITF Korea F4 | 2018/08/13 03:00 | Sung Hun Kim v Jae-Won Choi | 4-6,6-7 |
| ITF Korea F2 | 2018/06/12 04:10 | Cheong-Eui Kim v Jae-Won Choi | 6-2,6-4 |
| ITF Korea F1 | 2018/06/07 01:00 | Jae-Won Choi v Hong Chung | 6-2,4-6,5-7 |
| ITF Korea F1 | 2018/06/05 01:00 | Seong-Gook Oh v Jae-Won Choi | 1-6,5-7 |
| ITF Korea F4 | 2017/06/20 02:30 | Jeamoon Lee v Jae-Won Choi | 6-1,6-3 |
| ITF Korea F3 Qual | 2017/06/10 02:00 | Dukyoung Kim v Jae-Won Choi | 6-4,6-4 |
| ITF Korea F2 | 2017/06/06 01:00 | Jae-Won Choi v Hong Chung | 2-6,0-6 |
| ITF Korea F1 | 2017/06/01 03:05 | Jae-Won Choi v Seong Chan Hong | 3-6,2-6 |
| ITF Korea F5 | 2018/08/18 03:00 | Seungri Choi v Hyun Sik Go | 6-4,7-5 |
| ITF Korea F4 | 2018/08/11 01:00 | Hyun Sik Go v In Kyo Jeong | 4-6,3-6 |
| ITF Korea F3 Qual | 2017/06/11 04:30 | Hyun Sik Go v Jun Su Kim | 7-5,4-6,3-6 |
| ITF Korea F3 Qual | 2017/06/10 03:00 | Hyun Sik Go v Ho-Min Kang | 6-3,6-2 |
| ITF Korea F2 Qual | 2017/06/04 03:00 | Oh-Hee Kwon v Hyun Sik Go | 6-1,6-4 |
| ITF Korea F1 Qual | 2017/05/28 06:30 | Tae-Woo Lee v Hyun Sik Go | 6-3,6-0 |