Stadium: Court 2 Round: 25
| Korea F3, Singles Qualifying | 2018/06/16 05:00 | Shin, Seung-Hun v Ratsaratany, Loic | 7-6,7-6 |
| ITF Korea F2 | 2018/06/10 02:00 | Kim, Jae Hwan v Shin, Seung-Hun | 6-2,6-2 |
| ITF Korea F2 | 2018/06/09 01:00 | Jin, Hyun Bin v Shin, Seung-Hun | 5-7,3-6 |
| ITF Korea F1 | 2018/06/04 01:00 | Han, Seong Jae v Shin, Seung-Hun | 3-6,7-6,6-2 |
| Challenger Seoul Qual | 2018/04/28 04:40 | Shin, Seung-Hun v Kim, Jae Hwan | 6-2,3-6,2-6 |
| ITF Korea F4 | 2017/06/19 01:00 | Lim, Hyung-Chan v Shin, Seung-Hun | 6-3,3-6,6-3 |
| ITF Korea F4 | 2017/06/18 02:00 | Seon Yong Han v Shin, Seung-Hun | 3-6,4-6 |
| ITF Korea F3 | 2017/06/14 03:35 | Shin, Seung-Hun v Lim, Yong-Kyu | 3-6,4-6 |
| ITF Korea F2 | 2018/06/14 01:00 | Moon, Ju-Hae v Jumpei Yamasaki | 6-4,7-5 |
| ITF Korea F2 | 2018/06/12 01:00 | Lee, Tae-Woo 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 | Itsusaki, Kaito v Jumpei Yamasaki | 3-6,4-6 |
| ITF Japan F7 | 2018/06/04 03:10 | Shimizu, Kazuki v Jumpei Yamasaki | 2-6,4-6 |
| ITF China F6 | 2018/05/16 02:00 | Jumpei Yamasaki v Takeuchi, Kento (1987) | 4-6,6-4,6-7 |
| ITF China F6 | 2018/05/14 05:45 | Wang, Huixin v Jumpei Yamasaki | 3-6,3-6 |
| ITF China F5 | 2018/05/12 03:00 | Jumpei Yamasaki v Rigele Te | 3-6,6-7 |