Stadion: Court 6 Round: 62 Ground: Synthetic outdoor
| ITF Damen - W25 - Hamamatsu | 2022/10/09 00:00 | Erina Hayashi v Chisato Kanemaki | 6-4,6-3 |
| ITF W60 San Bartolome De Tirajana | 2022/08/08 08:30 | Claudia Hoste Ferrer v Erina Hayashi | 6-1,6-2 |
| ITF W60 San Bartolome De Tirajana Qualifikation | 2022/08/07 08:25 | Laura Boehner v Erina Hayashi | 3-6,3-6 |
| ITF Frauen - W25 - Santo Domingo | 2021/06/09 13:00 | Erina Hayashi v Maria Lourdes Carle | 3-6,2-6 |
| ITF Frauen - W25 - Santo Domingo | 2021/06/03 12:50 | Erina Hayashi v Maria Lourdes Carle | 1-6,2-6 |
| ITF Damen - W25 - Pelham | 2021/05/17 18:55 | Erina Hayashi v Mirjam Bjorklund | 1-6,7-6,1-6 |
| ITF Frauen - W100 - Bonita Springs | 2021/05/10 21:00 | Erina Hayashi v Seone Mendez | 2-6,6-7 |
| ITF Damen - W60 - Charlottesville | 2021/04/26 18:10 | Erina Hayashi v Amina Anshba | 4-6,6-3,4-10 |
| ITF Damen - W25 - Hamamatsu | 2022/10/09 04:30 | Jia Yi Dong v Kayo Nishimura | 1-6,2-6 |
| ITF Frauen - W15 - Monastir | 2022/09/13 08:00 | Kayo Nishimura v Jaeda Daniel | 3-6,5-7 |
| ITF Frauen - W15 - Monastir | 2022/09/12 09:00 | Karine M Job v Kayo Nishimura | 6-2,2-6,10-12 |
| ITF Frauen - W15 - Monastir | 2022/09/07 10:35 | Xinxin Yao v Kayo Nishimura | 6-1,6-1 |
| ITF Frauen - W15 - Monastir | 2022/09/06 08:00 | Kayo Nishimura v Sophie Luescher | 6-4,1-6,10-6 |
| ITF Frauen - W15 - Monastir | 2022/09/05 09:00 | Martina Zara v Kayo Nishimura | 2-6,2-6 |