Stadium: COURT F Round: 27 Ground: Synthetic outdoor
| ITF W25 Makinohara | 2022/10/04 00:30 | Sayaka Ishii v Natsumi Kawaguchi | 6-1,4-6,5-7 |
| ITF W25 Makinohara | 2022/10/03 04:10 | Natsumi Kawaguchi v Honoka Uchiyama | 6-1,6-1 |
| ITF W25 Nanao | 2022/09/26 00:50 | Natsumi Kawaguchi v Sara Saito | 6-3,3-6,5-10 |
| ITF W25 Nanao | 2022/09/25 02:00 | Natsumi Kawaguchi v Michiru Furuya | 6-2,6-2 |
| ITF W15 Chiang Rai | 2022/06/24 04:30 | Ramu Ueda v Natsumi Kawaguchi | 6-4,6-3 |
| ITF W15 Chiang Rai | 2022/06/23 02:00 | Vanshita Pathania v Natsumi Kawaguchi | 0-6,1-6 |
| ITF W15 Chiang Rai | 2022/06/14 07:25 | Tamachan Momkoonthod v Natsumi Kawaguchi | 6-2,7-6 |
| ITF W25 Chiang Rai | 2022/06/07 04:00 | Michika Ozeki v Natsumi Kawaguchi | 6-4,3-6,10-6 |
| ITF W25 Makinohara | 2022/10/06 09:45 | Ikumi Yamazaki v Eri Hozumi | 6-1,6-1 |
| ITF W25 Makinohara | 2022/10/03 04:40 | Ikumi Yamazaki v Meng Yi Chen | 3-6,6-3,10-4 |
| ITF W25 Makinohara | 2022/10/03 00:50 | Ikumi Yamazaki v Mai Fujimoto | 6-2,6-2 |
| ITF W25 Nanao | 2022/09/27 01:00 | Ikumi Yamazaki v Sakura Hosogi | 1-6,1-6 |
| ITF W25 Nanao | 2022/09/26 01:00 | Ikumi Yamazaki v Rinon Okuwaki | 6-4,6-2 |
| ITF W25 Nanao | 2022/09/25 02:00 | Ikumi Yamazaki v Sera Nishimoto | 6-4,6-4 |
| ITF W25 Gurugram | 2022/06/30 04:00 | Ikumi Yamazaki v Viktoria Morvayova | 3-6,6-3,1-6 |
| ITF W25 Gurugram | 2022/06/29 03:30 | Momoko Kobori v Ikumi Yamazaki | 3-6,2-6 |