Stadium: Court 11 Round: 26 Ground: Hardcourt outdoor
| ITF W25 Kofu | 2023/03/28 06:05 | Ya-Yi Yang v Aoi Ito | 5-7,3-6 |
| ITF W25 Kofu | 2023/03/28 00:30 | Ya-Yi Yang v Akiko Omae | 4-6,6-3,10-3 |
| ITF W25 Kofu | 2023/03/27 02:30 | Ya-Yi Yang v Yuka Hosoki | 6-0,6-4 |
| ITF W60 Canberra | 2023/03/23 05:30 | Naiktha Bains v Ya-Yi Yang | 4-6,7-6,6-4 |
| ITF W60 Canberra | 2023/03/21 23:00 | Zara Larke v Ya-Yi Yang | 3-6,3-6 |
| ITF W60 Canberra | 2023/03/20 00:25 | Ya-Yi Yang v Riko Sawayanagi | 6-3,0-6,1-6 |
| ITF W60 Canberra Qual | 2023/03/18 23:00 | Ya-Yi Yang v Gabrielle Villegas | 6-4,6-4 |
| ITF W60 Canberra | 2023/03/15 23:00 | Olivia Gadecki v Ya-Yi Yang | 7-5,6-0 |
| 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 |
| ITF W15 Hinode | 2023/03/26 00:30 | Natsumi Kawaguchi v Ayumi Koshiishi | 6-1,6-2 |
| ITF W15 Hinode | 2023/03/24 00:00 | Akiko Omae v Natsumi Kawaguchi | 4-6,4-6 |
| ITF W15 Hinode | 2023/03/23 07:10 | Gyeong Seo Lee v Natsumi Kawaguchi | 3-6,3-6 |
| ITF W15 Hinode | 2023/03/22 04:30 | Kanako Osafune v Natsumi Kawaguchi | 3-6,1-6 |