Stadium: Court 4 Round: 26 Ground: Hardcourt outdoor
| ITF Korea F1 | 2018/06/05 01:00 | Cho, Hyeong Jin v Ratsaratany, Loic | 6-2,6-3 |
| ITF Korea F1 | 2018/06/04 01:00 | Cho, Hyeong Jin v Kim, Byeonghun | 1-6,6-3,7-5 |
| ITF Korea F1 | 2018/06/03 02:00 | Seol, Jae-Min v Cho, Hyeong Jin | 3-6,2-6 |
| ITF Korea F1 | 2018/06/02 01:00 | Cho, Hyeong Jin v Choi, Seungri | 6-2,6-4 |
| Korea F3, Singles Qualifying | 2017/06/12 03:00 | Jae Hwan Kim v Cho, Hyeong Jin | 6-1,6-0 |
| Korea F3, Singles Qualifying | 2017/06/11 03:00 | Yoon, Jaeheon v Cho, Hyeong Jin | 2-6,1-6 |
| Korea F3, Singles Qualifying | 2017/06/10 02:00 | Cho, Hyeong Jin v Lee, Min Hyun | 7-6,7-6 |
| ITF Korea F2 | 2017/06/07 05:55 | Son, Ji Hoon v Cho, Hyeong Jin | 6-1,6-1 |
| ITF Korea F1 | 2018/06/06 01:00 | Jeong, Young-Hoon v Hong, Seong Chan | 1-6,6-3,6-2 |
| ITF Korea F1 | 2018/06/04 01:00 | Jeong, Young-Hoon v Kim, Hyeong Don | 6-2,7-5 |
| ITF Korea F1 | 2018/06/03 01:00 | Jeong, Young-Hoon v Yoon, Ilsang | 6-4,5-7,6-2 |
| ITF Thailand F12 | 2017/12/13 04:15 | Jeong, Young-Hoon v Chen, Ti | 4-6,6-0,1-6 |
| ITF Thailand F12 | 2017/12/12 05:30 | Gao, Xin v Jeong, Young-Hoon | 1-6,7-6,2-6 |
| ITF Thailand F12 Qual | 2017/12/11 03:00 | Jeong, Young-Hoon v Aoran Wang | 6-1,7-5 |
| ITF Thailand F12 Qual | 2017/12/10 03:00 | Kim, Young Seok v Jeong, Young-Hoon | 4-6,3-6 |
| ITF Thailand F12 Qual | 2017/12/09 03:00 | Borisutpong, Pattanapong v Jeong, Young-Hoon | 1-6,5-7 |