Stadium: Court B Round: 25
| ITF Thailand F7 | 2018/10/29 02:00 | Mitchell Thomas McDaniels v Young Seok Kim | 6-7,4-6 |
| ITF Thailand F7 | 2018/10/28 03:00 | Nawakarn Khunjan v Young Seok Kim | 4-6,3-6 |
| ITF Korea F6 | 2018/08/31 03:00 | Young Seok Kim v Seong-Gook Oh | 5-7,6-2,4-6 |
| ITF Korea F6 | 2018/08/30 03:00 | Jae Hwan Kim v Young Seok Kim | 2-6,2-6 |
| 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 Australia F8 | 2018/10/14 00:00 | Hiroyasu Ehara v Colin Sinclair | 6-2,1-6,3-6 |
| ITF Australia F8 | 2018/10/12 00:00 | Calum Puttergill v Hiroyasu Ehara | 2-6,6-3,1-6 |
| ITF Australia F8 | 2018/10/11 00:30 | Moerani Bouzige v Hiroyasu Ehara | 2-6,2-6 |
| ITF Australia F8 | 2018/10/09 00:00 | Aoran Wang v Hiroyasu Ehara | 1-6,3-6 |
| ITF Australia F7 | 2018/10/05 00:00 | Colin Sinclair v Hiroyasu Ehara | 6-3,6-4 |
| ITF Australia F7 | 2018/10/04 00:00 | Rhett Purcell v Hiroyasu Ehara | 3-6,4-6 |
| ITF Australia F7 | 2018/10/02 00:00 | Matthew Romios v Hiroyasu Ehara | 1-6,6-7 |
| ITF Canada F7 | 2018/09/11 18:05 | Hiroyasu Ehara v Felix Corwin | 3-6,3-6 |