Stadium: Court 8 Round: 26 Ground: Hardcourt outdoor
| ITF W25 Incheon | 2023/05/17 05:55 | Ya-Hsuan Lee v Shrivalli Rashmikaa Bhamidipaty | 6-3,6-0 |
| Gifu, Singles W-ITF-JPN-09A | 2023/05/06 02:00 | Ya-Hsuan Lee v Katie Boulter | 1-6,0-6 |
| Gifu, Singles W-ITF-JPN-09A | 2023/05/05 00:50 | Sara Saito v Ya-Hsuan Lee | 2-6,2-6 |
| Gifu, Singles W-ITF-JPN-09A | 2023/05/04 02:45 | Ayano Shimizu v Ya-Hsuan Lee | 3-6,5-7 |
| Gifu, Singles W-ITF-JPN-09A | 2023/05/03 01:00 | Ya-Hsuan Lee v Carol Zhao | 7-6,6-2 |
| Gifu, Singles W-ITF-JPN-09A | 2023/05/01 08:35 | Ya-Hsuan Lee v Saki Imamura | 4-6,6-3,6-3 |
| Gifu, Singles W-ITF-JPN-09A | 2023/05/01 04:30 | Ya-Hsuan Lee v Ueda, Ramu | 7-5,6-3 |
| ITF - W15 Fukui | 2023/04/29 01:00 | Himari Sato v Ya-Hsuan Lee | 1-6,5-7 |
| ITF W25 Incheon | 2023/05/17 05:25 | Oh, Yugyeong v Ikumi Yamazaki | 4-6,4-6 |
| ITF W25 Santa Margherita | 2023/05/04 07:30 | Kathinka Von Deichmann v Ikumi Yamazaki | 6-1,6-3 |
| ITF W25 Santa Margherita | 2023/05/02 12:45 | Jessica Pieri v Ikumi Yamazaki | 7-5,6-7,4-6 |
| ITF W25 Santa Margherita | 2023/04/26 08:00 | Jennifer Ruggeri v Ikumi Yamazaki | 7-5,6-1 |
| ITF W25 Santa Margherita | 2023/04/18 08:00 | Ikumi Yamazaki v Giorgia Pedone | 0-6,4-6 |
| ITF W25 Santa Margherita | 2023/04/17 08:30 | Ikumi Yamazaki v Versace Gatti | 6-4,6-2 |
| ITF W25 Santa Margherita | 2023/04/11 14:15 | Sofia Costoulas v Ikumi Yamazaki | 7-6,6-2 |
| Jakarta, Singles Qualifying W-ITF-INA-01A | 2023/03/27 02:00 | Ikumi Yamazaki v Jeong, Sunam | 1-6,6-4,2-10 |