Ground: Hardcourt outdoor
| ITF W15 Kawaguchi | 2023/06/17 01:00 | Natsuki Yoshimoto v Ayumi Koshiishi | 6-0,6-0 |
| ITF W50 Kofu | 2025/03/18 03:06 | Kyoka Okamura v Ayumi Koshiishi | 6-3,6-3 |
| ITF W50 Kyoto | 2025/03/12 01:00 | Akiko Omae v Ayumi Koshiishi | 6-2,6-7,6-1 |
| ITF W35 Launceston | 2025/02/28 01:30 | Ayumi Koshiishi v Sakura Hosogi | 6-7,3-6 |
| ITF W35 Launceston | 2025/02/27 02:00 | Miho Kuramochi v Ayumi Koshiishi | 2-6,6-1,6-7 |
| ITF W35 Launceston | 2025/02/24 23:00 | Ayumi Koshiishi v Alana Parnaby | 7-5,6-2 |
| ITF W35 Burnie | 2025/02/21 00:00 | Ayumi Koshiishi v Jaimee Fourlis | 4-6,1-6 |
| ITF W35 Burnie | 2025/02/20 00:00 | Alicia Dale v Ayumi Koshiishi | 5-7,4-6 |
| ITF W35 Burnie | 2025/02/17 23:00 | Ayumi Koshiishi v Elena Micic | 5-7,6-3,6-1 |
| ITF W50 Kofu | 2025/03/18 04:00 | Haruka Kaji v Natsuki Yoshimoto | 6-4,6-2 |
| ITF W50 Kyoto | 2025/03/10 08:00 | Natsumi Kawaguchi v Natsuki Yoshimoto | 6-1,6-2 |
| ITF W25 Kyoto | 2023/09/21 05:50 | Natsuki Yoshimoto v Anastasia Kulikova | 2-6,2-6 |
| ITF W25 Kyoto | 2023/09/19 02:45 | Natsuki Yoshimoto v Anri Nagata | 6-2,6-1 |
| ITF W25 Kyoto | 2023/09/18 01:50 | Honoka Kobayashi v Natsuki Yoshimoto | 3-6,1-6 |
| ITF W25 Kyoto | 2023/09/17 03:00 | Riko Kikawada v Natsuki Yoshimoto | 1-6,1-6 |
| ITF W15 Sapporo | 2023/07/28 03:45 | Hiromi Abe v Natsuki Yoshimoto | 6-3,6-7,3-6 |
| ITF W15 Sapporo | 2023/07/27 00:50 | Natsuki Yoshimoto v Jiangxue Han | 6-3,6-2 |