Stadium: Court A11 Round: 62 Ground: Synthetic outdoor
| ITF W15 Monastir Qual | 2022/06/21 08:00 | I-Hsuan Cho v Koharu Niimi | 6-1,6-1 |
| ITF W15 Monastir Qual | 2022/06/20 10:30 | Hanna Vinahradava v Koharu Niimi | 1-6,2-6 |
| ITF W15 Monastir Qual | 2022/06/19 14:30 | Rituparna Nayak v Koharu Niimi | 3-6,1-6 |
| ITF W15 Monastir Qual | 2022/06/14 08:00 | Koharu Niimi v Meng Yi Chen | 3-6,6-7 |
| ITF W15 Monastir Qual | 2022/06/13 10:30 | Juliana Munhoz v Koharu Niimi | 1-6,2-6 |
| ITF W15 Monastir | 2022/06/08 09:30 | Koharu Niimi v Kristina Milenkovic | 5-7,3-6 |
| ITF W15 Monastir | 2022/06/07 09:30 | Koharu Niimi v Sana Garakani | 6-2,6-2 |
| ITF W15 Monastir | 2022/06/06 11:30 | I-Hsuan Cho v Koharu Niimi | 2-6,4-6 |
| ITF W25 Nanao | 2022/09/25 01:00 | Nessa Pratt v Ai Yamaguchi | 0-6,1-6 |
| ITF W15 Yeongwol | 2022/09/05 10:15 | Dainhee Kim v Ai Yamaguchi | 4-6,6-4,10-7 |
| ITF W15 Cancun | 2022/07/20 19:20 | Ai Yamaguchi v Jade Bornay | 6-7,3-6 |
| ITF W15 Cancun | 2022/07/18 15:00 | Basant Kaur v Ai Yamaguchi | 2-6,3-6 |
| ITF W15 Cancun | 2022/07/17 15:00 | Ai Yamaguchi v Leela Cline | 6-2,6-1 |
| ITF W15 Cancun WD | 2022/07/11 15:00 | Filippa Bruu-Syversen v Ai Yamaguchi | 6-4,6-2 |
| ITF W15 Antalya | 2021/05/24 10:00 | Emma Kette v Ai Yamaguchi | 3-6,6-3,10-5 |
| ITF W15 Antalya | 2021/05/17 07:00 | Ilay Yoruk v Ai Yamaguchi | 6-2,6-3 |