Stadium: Court 5 Round: 62 Ground: Clay
| ITF M15 Anseong | 2022/08/15 03:20 | Geni Inoue v Hayeon Seong | 3-6,5-7 |
| ITF M15 Changwon | 2019/10/15 01:00 | Takuya Kumasaka v Hayeon Seong | 4-6,6-2,10-1 |
| ITF M15 Anseong | 2019/06/26 04:00 | Hayeon Seong v Haru Inoue | 2-6,2-6 |
| ITF M15 Anseong | 2019/06/25 01:00 | Hayeon Seong v Sam Ryan Ziegann | 7-5,6-1 |
| ITF M15 Anseong | 2019/06/24 02:00 | David Barclay v Hayeon Seong | 7-5,6-7,8-10 |
| ITF M15 Anseong | 2022/08/15 04:20 | Dogeon Park v Sechan Eum | 6-4,6-2 |