Ground: Hardcourt indoor
| ITF W15 Hinode | 2024/03/19 01:00 | Mio Mushika v Natsumi Kawaguchi | 4-6,7-6,4-6 |
| ITF W50 Kyoto | 2025/03/10 06:30 | Momoko Kobori v Mio Mushika | 6-7,6-2,6-1 |
| ITF W50 Kyoto | 2025/03/10 01:30 | Ari Matsumoto v Mio Mushika | 6-2,1-6,2-6 |
| ITF W15 Sapporo | 2024/07/31 04:05 | Kanako Morisaki v Mio Mushika | 6-3,4-6,1-6 |
| ITF W15 Sapporo | 2024/07/28 06:10 | Eunhye Lee v Mio Mushika | 7-5,6-3 |
| ITF W15 Sapporo | 2024/07/27 02:00 | Mio Mushika v Ying Zhang | 6-1,7-6 |
| ITF W15 Sapporo | 2024/07/26 01:00 | Yujin Kim v Mio Mushika | 2-6,6-3,2-6 |
| ITF W15 Sapporo | 2024/07/25 06:45 | Mao Mushika v Mio Mushika | 3-6,3-6 |
| ITF W15 Sapporo | 2024/07/23 02:30 | Kosaka Asahi v Mio Mushika | 4-6,1-6 |
| ITF W50 Kofu | 2025/03/17 03:37 | Natsumi Kawaguchi v Kanako Osafune | 6-3,6-2 |
| ITF W50 Kyoto | 2025/03/11 02:30 | Hayu Kinoshita v Natsumi Kawaguchi | 4-6,6-2,7-5 |
| ITF W50 Kyoto | 2025/03/10 08:00 | Natsumi Kawaguchi v Natsuki Yoshimoto | 6-1,6-2 |
| ITF W75 Brisbane | 2025/02/03 00:00 | Monique Barry v Natsumi Kawaguchi | 4-6,6-3,6-2 |
| ITF W75 Brisbane Qual | 2025/02/02 00:00 | Helena Guan v Natsumi Kawaguchi | 3-6,0-6 |
| ITF W75 Brisbane | 2025/01/26 03:00 | Ksenia Efremova v Natsumi Kawaguchi | 6-0,6-4 |
| ITF W50 Yokohama | 2024/11/29 03:20 | Natsumi Kawaguchi v Haruka Kaji | 1-6,2-6 |
| ITF W50 Yokohama | 2024/11/28 02:35 | Natsumi Kawaguchi v Dayeon Back | 6-1,5-7,6-4 |