Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| ITF W25 Yokohama | 2022/11/09 03:00 | Ya-Hsuan Lee v Natsumi Kawaguchi | 3-6,2-6 |
| ITF W15 Osaka | 2023/04/20 03:05 | Ya-Hsuan Lee v Lily Taylor | 6-3,6-1 |
| ITF W15 Osaka | 2023/04/20 01:35 | Ya-Hsuan Lee v Anri Nagata | 6-2,6-0 |
| ITF W25 Osaka | 2023/04/13 03:50 | Maddison Inglis v Ya-Hsuan Lee | 6-4,6-2 |
| ITF W25 Osaka | 2023/04/12 09:05 | Ya-Hsuan Lee v Yuki Naito | 6-4,6-7,6-1 |
| ITF W25 Osaka | 2023/04/10 07:30 | Ya-Hsuan Lee v Chieh-Yu Hsu | 3-6,6-2,10-6 |
| ITF W25 Osaka | 2023/04/10 01:00 | Ya-Hsuan Lee v Tahlia Kokkinis | 4-6,6-4,11-9 |
| ITF W25 Osaka | 2023/04/09 01:00 | Ya-Hsuan Lee v Mio Mushika | 6-2,7-6 |
| ITF W25 Kashiwa | 2023/04/05 05:45 | Momoko Kobori v Ya-Hsuan Lee | 6-4,7-6 |
| ITF W15 Osaka | 2023/04/20 05:30 | Natsumi Kawaguchi v Pei-Chi Lee | 6-0,7-5 |
| ITF W15 Osaka | 2023/04/20 01:35 | Aely Arai v Natsumi Kawaguchi | 1-6,4-6 |
| ITF W25 Osaka | 2023/04/10 01:00 | Anri Nagata v Natsumi Kawaguchi | 7-6,5-7,10-8 |
| ITF W25 Osaka | 2023/04/09 03:00 | Kanako Morisaki v Natsumi Kawaguchi | 1-6,3-6 |
| ITF W25 Kofu | 2023/03/29 03:45 | Su Jeong Jang v Natsumi Kawaguchi | 6-7,7-6,6-0 |
| ITF W25 Kofu | 2023/03/28 05:35 | Dabin Kim v Natsumi Kawaguchi | 1-6,4-6 |
| ITF W25 Kofu | 2023/03/28 00:30 | Meng Yi Chen v Natsumi Kawaguchi | 0-6,2-6 |
| ITF W15 Hinode | 2023/03/26 06:00 | Aoi Ito v Natsumi Kawaguchi | 4-6,3-6 |