| ITF - M25 Anseong | 06/19 06:40 | 62 | Dae Han Kim v Seonghun Kim | 6-2,6-1 | |
| ITF - M25 Anseong | 06/19 02:45 | 62 | Seonghun Kim v Hyeondeok Yoon | Retired | |
| ITF - M25 Anseong | 06/18 03:00 | 62 | Dong Hyeon Euom v Seonghun Kim | 2-6,4-6 | |
| ITF - M25 Changwon | 06/12 00:55 | 62 | Naoki Tajima v Seonghun Kim | 6-4,6-0 |