Stadium: Court 2 Round: 25
| ITF Korea F3 Qual | 2018/06/16 05:00 | Seung-Hun Shin v Loic Ratsaratany | 7-6,7-6 |
| ITF Korea F2 | 2018/06/10 02:00 | Jae Hwan Kim v Seung-Hun Shin | 6-2,6-2 |
| ITF Korea F2 | 2018/06/09 01:00 | Hyun Bin Jin v Seung-Hun Shin | 5-7,3-6 |
| ITF Korea F1 | 2018/06/04 01:00 | Seong Jae Han v Seung-Hun Shin | 3-6,7-6,6-2 |
| Challenger Seoul Qual | 2018/04/28 04:40 | Seung-Hun Shin v Jae Hwan Kim | 6-2,3-6,2-6 |
| ITF Korea F4 | 2017/06/19 01:00 | Hyung-Chan Lim v Seung-Hun Shin | 6-3,3-6,6-3 |
| ITF Korea F4 | 2017/06/18 02:00 | Seon Yong Han v Seung-Hun Shin | 3-6,4-6 |
| ITF Korea F3 | 2017/06/14 03:35 | Seung-Hun Shin v Yong-Kyu Lim | 3-6,4-6 |
| ITF Korea F2 | 2018/06/14 01:00 | Ju-Hae Moon v Jumpei Yamasaki | 6-4,7-5 |
| ITF Korea F2 | 2018/06/12 01:00 | Tae-Woo Lee v Jumpei Yamasaki | 3-6,0-6 |
| ITF Japan F7 | 2018/06/08 01:00 | Rio Noguchi v Jumpei Yamasaki | 6-2,6-0 |
| ITF Japan F7 | 2018/06/07 04:50 | Kaito Itsusaki v Jumpei Yamasaki | 3-6,4-6 |
| ITF Japan F7 | 2018/06/04 03:10 | Kazuki Shimizu v Jumpei Yamasaki | 2-6,4-6 |
| ITF China F6 | 2018/05/16 02:00 | Jumpei Yamasaki v Kento Takeuchi | 4-6,6-4,6-7 |
| ITF China F6 | 2018/05/14 05:45 | Huixin Wang v Jumpei Yamasaki | 3-6,3-6 |
| ITF China F5 | 2018/05/12 03:00 | Jumpei Yamasaki v Rigele Te | 3-6,6-7 |