Stadium: Court 5 Round: 26
| ITF Korea F1 | 2018/06/06 02:50 | Young Seok Kim v Jae Hwan Kim | 4-6,4-6 |
| ITF Korea F6 | 2018/08/29 03:00 | Jae Hwan Kim v Sang Yeop Kim | 6-4,6-1 |
| ITF Korea F5 | 2018/08/24 01:15 | Cheong-Eui Kim v Jae Hwan Kim | 6-3,6-3 |
| ITF Korea F5 | 2018/08/23 02:00 | Jae Hwan Kim v Yu Hsiou Hsu | 6-4,6-2 |
| ITF Korea F5 | 2018/08/21 05:05 | Seoung Hun Lee v Jae Hwan Kim | 1-6,0-6 |
| ITF Korea F4 | 2018/08/19 03:15 | Jae Hwan Kim v Seong-Gook Oh | 6-3,3-6,4-6 |
| ITF Korea F4 | 2018/08/18 01:00 | Ryota Tanuma v Jae Hwan Kim | 1-6,2-6 |
| ITF Korea F4 | 2018/08/17 01:00 | Ju-Hae Moon v Jae Hwan Kim | 2-6,2-6 |
| ITF Korea F4 | 2018/08/15 01:00 | Sungbeen Sim v Jae Hwan Kim | 2-6,0-6 |
| ITF Korea F6 | 2018/08/29 03:00 | Young Seok Kim v Hong Chung | 6-4,5-7,7-5 |
| ITF Korea F3 | 2018/06/21 02:50 | Young Seok Kim v Jumpei Yamasaki | 6-7,4-6 |
| ITF Korea F3 | 2018/06/18 06:30 | Tae-Woo Lee v Young Seok Kim | 1-6,7-6,4-6 |
| ITF Korea F2 | 2018/06/13 06:50 | Young Seok Kim v Ji Sung Nam | 6-7,0-6 |
| ITF Korea F1 | 2018/06/06 02:50 | Young Seok Kim v Jae Hwan Kim | 4-6,4-6 |
| Challenger - Busan | 2018/05/15 02:00 | Young Seok Kim v Marcos Giron | 3-6,3-6 |
| Challenger Gimcheon Qual | 2018/05/06 04:30 | Renta Tokuda v Young Seok Kim | 6-3,6-2 |
| Challenger Gimcheon Qual | 2018/05/05 06:00 | Young Seok Kim v Dong Ju Kim | 6-1,6-3 |