Round: 62 Ground: Hardcourt outdoor
| ITF Thailand F4 | 2018/09/22 04:30 | Mohd Adam Das, Shamirul Shahril v Пасави Реансувонг | 2-6,6-3,6-2 |
| ITF Thailand F4 | 2018/09/24 02:30 | Палапхоом Ковапитуктед v Shin, Seung-Hun | 6-3,6-4 |
| ITF Thailand F4 | 2018/09/23 04:00 | Shin, Seung-Hun v Чанчай Суктон-Энг | 6-3,6-3 |
| ITF Korea F4 | 2018/08/11 01:00 | Дукйонг Ким v Shin, Seung-Hun | 3-6,3-6 |
| ITF Korea F3 | 2018/06/19 08:10 | Shin, Seung-Hun v Дзюмпэи Ямасаки | 6-4,2-6,1-6 |
| Korea F3, Singles Qualifying | 2018/06/16 05:00 | Shin, Seung-Hun v Лоик Ратсаратани | 7-6,7-6 |
| ITF Korea F2 | 2018/06/10 02:00 | Чже Хван Ким 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 |
| Korea F1, Singles | 2018/06/04 01:00 | Хан, Сеонг Жае v Shin, Seung-Hun | 3-6,7-6,6-2 |