Stadium: Court 2 Round: 54 Ground: Hardcourt outdoor
| ITF W15 Monastir | 2021/08/22 08:00 | Ekaterina Reyngold v Ayumi Koshiishi | 7-6,6-7,1-6 |
| ITF W15 Monastir | 2021/08/21 08:00 | Ayumi Koshiishi v Himeno Sakatsume | 6-1,6-1 |
| ITF W15 Monastir | 2021/08/20 09:55 | Aglaya Fedorova v Ayumi Koshiishi | 2-6,1-6 |
| ITF W15 Monastir | 2021/08/19 09:40 | Yuka Hosoki v Ayumi Koshiishi | 3-6,1-6 |
| ITF W15 Monastir | 2021/08/18 16:40 | Hina Inoue v Ayumi Koshiishi | 0-6,1-6 |
| ITF W15 Monastir | 2021/08/15 07:25 | Ayumi Koshiishi v Himeno Sakatsume | 6-3,7-6 |
| ITF W15 Monastir | 2021/08/14 08:30 | Ayumi Koshiishi v Lauren Proctor | 6-2,7-6 |
| ITF W15 Monastir | 2021/08/13 08:30 | Ayumi Koshiishi v Raveena Kingsley | 6-1,6-4 |
| ITF W25 Funchal | 2021/11/14 14:00 | Yu-Chieh Hsieh v Matilde Jorge | 6-2,6-2 |
| ITF W25 Nonthaburi | 2020/02/02 04:25 | Yu-Chieh Hsieh v Man Ying Maggie Ng | 3-6,2-6 |
| WTA Taipei | 2019/11/10 03:05 | Sarah Rebecca Sekulic v Yu-Chieh Hsieh | 6-2,6-3 |
| ITF W80 Poitiers | 2019/10/21 11:00 | Yana Morderger v Yu-Chieh Hsieh | 6-2,5-7,10-3 |
| ITF W60 Landisville | 2019/08/05 14:00 | Lizette Cabrera v Yu-Chieh Hsieh | 6-3,6-2 |
| ITF W60 Ashland | 2019/07/22 16:10 | Yu-Chieh Hsieh v Joelle Kissell | 3-6,6-7 |
| ITF W60 Luan | 2019/05/06 03:05 | Yu-Chieh Hsieh v Chang Liu | 4-6,1-6 |
| ITF W25 Sunderland | 2019/04/08 18:00 | Yu-Chieh Hsieh v Yana Morderger | 7-6,1-6,15-17 |