Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| ITF W15 Monastir | 2021/09/08 16:05 | Ferdaous Bahri v Ji-Hee Choi | 2-6,1-6 |
| ITF W15 Monastir | 2021/09/01 14:00 | Dayeon Back v Ji-Hee Choi | 4-6,6-1,6-3 |
| ITF W15 Monastir | 2021/08/25 14:30 | Ji-Hee Choi v Jazmin Ortenzi | 0-6,2-6 |
| ITF W25 Oeiras | 2021/04/20 10:35 | Su Jeong Jang v Ji-Hee Choi | 6-0,6-1 |
| ITF W25 Oeiras | 2021/04/19 09:30 | Sofia Shapatava v Ji-Hee Choi | 6-4,6-1 |
| ITF W25 Oeiras | 2021/04/18 09:00 | Matilde Morais v Ji-Hee Choi | 3-6,0-6 |
| ITF 60 Oeras - női | 2021/04/11 10:15 | Seone Mendez v Ji-Hee Choi | 6-3,6-2 |
| ITF W25 Dubai | 2021/03/29 06:30 | Yuliya Hatouka v Ji-Hee Choi | 6-0,6-3 |
| ITF W15 Monastir | 2021/09/08 14:00 | Yukina Saigo v Sakura Hondo | 3-6,6-4,6-1 |
| ITF W15 Monastir | 2021/09/01 15:00 | Yukina Saigo v Chiraz Bechri | 0-6,6-7 |
| ITF W15 Monastir | 2021/03/30 09:00 | Yukina Saigo v Katsiaryna Skachkova | 4-6,3-6 |
| ITF W15 Monastir | 2021/03/29 12:00 | Yukina Saigo v Ines Bekrar | 7-6,6-3 |
| ITF W15 Monastir | 2021/03/24 12:30 | Yukina Saigo v Oana Gavrila | 6-7,6-4,3-6 |
| ITF W15 Monastir | 2021/03/22 14:30 | Yukina Saigo v Mariaryeni Gutierrez | 6-4,3-6,10-7 |
| ITF W15 Monastir | 2021/03/22 09:00 | Yukina Saigo v Feryel Ben Hassen | 6-3,6-1 |
| ITF W15 Monastir | 2021/03/16 08:30 | Monika Kilnarova v Yukina Saigo | 6-4,6-1 |