Stadium: Court 9 Round: 26 Ground: Hardcourt outdoor
| ITF W15 Sapporo | 2023/08/02 01:00 | Ya-Hsuan Lee v Funa Kozaki | 3-6,2-6 |
| ITF W15 Sapporo | 2023/07/26 06:25 | Funa Kozaki v Ayumi Miyamoto | 6-0,2-6,1-6 |
| ITF W25 Tainan | 2023/06/21 01:50 | Yu-Ning Tsai v Funa Kozaki | 6-4,6-4 |
| ITF W25 Tainan | 2023/06/14 03:30 | Funa Kozaki v En Shuo Liang | 6-3,3-6,0-6 |
| ITF W25 Tokyo | 2023/05/29 02:50 | Funa Kozaki v Yukina Saigo | 3-6,6-4,10-12 |
| ITF W25 Tokyo | 2023/05/28 03:30 | Funa Kozaki v Kyoka Kubo | 6-4,6-2 |
| ITF W25 Karuizawa | 2023/05/25 00:30 | Funa Kozaki v Nana Kawagishi | 3-6,4-6 |
| ITF W25 Karuizawa | 2023/05/24 00:30 | Funa Kozaki v Kisa Yoshioka | 7-5,3-6,10-6 |
| ITF W15 Sapporo | 2023/08/02 03:25 | Soo Ha Jang v Gio Jang | 4-6,7-5,6-7 |
| ITF W15 Sapporo | 2023/08/01 01:00 | Gio Jang v Hikaru Yoshikawa | 6-1,4-6,10-4 |
| ITF W15 Sapporo | 2023/07/25 02:00 | Natsuki Yoshimoto v Gio Jang | 6-0,6-0 |
| ITF W15 Kawaguchi | 2023/06/14 05:45 | Mai Kandori v Gio Jang | 6-0,6-1 |
| ITF W25 Daegu | 2023/06/08 02:45 | Priska Madelyn Nugroho v Gio Jang | 6-1,6-2 |
| ITF W25 Daegu | 2023/06/04 04:00 | Ji Min Park v Gio Jang | 1-6,3-6 |
| ITF W25 Changwon | 2023/05/28 10:00 | Sun Min Ha v Gio Jang | 6-4,6-0 |
| ITF W25 Goyang | 2023/05/21 04:45 | Gio Jang v Sunam Jeong | 5-7,1-6 |