Estádio: Court 2 Round: 27 Ground: Hardcourt outdoor
| ITF - W25 Osaka | 2023/04/17 02:00 | Honoka Kobayashi v Rinon Okuwaki | 3-6,6-1,7-10 |
| ITF - W15 Fukui | 2023/04/27 01:00 | Pei-Chi Lee v Honoka Kobayashi | 3-6,6-1,5-7 |
| ITF - W15 Fukui | 2023/04/25 02:00 | Erina Hayashi v Honoka Kobayashi | 3-6,2-6 |
| 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 Fukui | 2023/04/27 00:55 | Rinon Okuwaki v Riko Sawayanagi | 3-6,6-2,6-3 |
| ITF - W15 Fukui | 2023/04/26 06:50 | Honori Koyama v Rinon Okuwaki | 2-6,2-6 |
| ITF - W15 Fukui | 2023/04/25 01:00 | Rinon Okuwaki v Nagomi Higashitani | 7-6,6-1 |
| ITF - W15 Fukui | 2023/04/24 02:00 | Rinon Okuwaki v Miyu Nakashima | 6-2,6-0 |
| ITF - W25 Osaka | 2023/04/18 01:00 | Rinon Okuwaki v Mio Mushika | 2-6,0-6 |
| 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 | Rinon Okuwaki v Georgina Garcia-Perez | 4-6,6-4,6-10 |
| ITF - W25 Osaka | 2023/04/09 03:00 | Rinon Okuwaki v Kanako Osafune | 6-1,6-2 |