Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF W25 Makinohara | 2019/10/09 02:10 | Honoka Kobayashi v Erina Hayashi | 2-6,4-6 |
| ITF Women Makinohara | 2018/10/08 02:05 | Honoka Kobayashi v Erina Hayashi | 6-7,4-6 |
| ITF W25 Osaka | 2023/04/09 01:00 | Erina Hayashi v Emerson Jones | 2-6,0-6 |
| ITF W60 Canberra | 2023/03/19 23:00 | Alexandra Osborne v Erina Hayashi | 6-2,6-3 |
| ITF W60 Canberra Qual | 2023/03/18 22:55 | Nessa Pratt v Erina Hayashi | 0-6,0-6 |
| ITF W60 Canberra | 2023/03/12 22:45 | Kaylah McPhee v Erina Hayashi | 6-2,6-3 |
| ITF W60 Canberra | 2023/03/11 23:00 | Olivia Symons v Erina Hayashi | 6-2,1-6,4-6 |
| ITF W40 Bhopal | 2023/01/15 04:00 | Gozal Ainitdinova v Erina Hayashi | 7-6,7-5 |
| ITF W60 Kyoto | 2022/12/20 05:30 | Misaki Doi v Erina Hayashi | 6-1,6-3 |
| ITF W25 Yokohama | 2022/11/09 03:30 | Na-Lae Han v Erina Hayashi | 6-2,6-1 |
| ITF W25 Osaka | 2023/04/17 02:00 | Honoka Kobayashi v Rinon Okuwaki | 3-6,6-1,7-10 |
| ITF W25 Osaka | 2023/04/10 01:00 | Honoka Kobayashi v Mei Yamaguchi | 5-7,3-6 |
| ITF W25 Osaka | 2023/04/09 01:00 | Ran Inaba v Honoka Kobayashi | 1-6,1-6 |
| ITF W25 Kofu | 2023/03/29 04:45 | Sayaka Ishii v Honoka Kobayashi | 6-2,6-2 |
| ITF W15 Hinode | 2023/03/23 04:10 | Moeka Miyata v Honoka Kobayashi | 6-2,7-6 |
| ITF W15 Hinode | 2023/03/22 01:00 | Karen Tsutsumi v Honoka Kobayashi | 2-6,1-6 |
| ITF W15 Kuching | 2023/03/01 09:05 | Meiqi Guo v Honoka Kobayashi | 6-2,6-3 |
| ITF W15 Sharm El Sheikh | 2023/02/08 11:45 | Linda Klimovicova v Honoka Kobayashi | 6-0,3-6,6-1 |