Stadium: Court 13 Round: 25 Ground: Hardcourt outdoor
| ITF W15 Sapporo | 2023/08/05 01:00 | Rinon Okuwaki v Kayo Nishimura | 3-6,6-1,6-1 |
| ITF W15 Sapporo | 2023/08/04 01:00 | Yuhan Liu v Kayo Nishimura | 1-6,4-6 |
| ITF W15 Sapporo | 2023/08/03 06:40 | Kayo Nishimura v Moeka Miyata | 6-0,6-2 |
| ITF W15 Sapporo | 2023/08/02 02:20 | Kayo Nishimura v Yuna Ohashi | 6-2,7-5 |
| ITF W15 Sapporo | 2023/07/27 03:50 | Kayo Nishimura v Mio Mushika | 4-6,3-6 |
| ITF W15 Sapporo | 2023/07/26 03:20 | Chisato Kanemaki v Kayo Nishimura | 1-6,3-6 |
| ITF W15 Kawaguchi | 2023/06/15 00:30 | Kayo Nishimura v Mao Mushika | 4-6,2-6 |
| ITF W15 Kawaguchi | 2023/06/13 05:00 | Kanon Sawashiro v Kayo Nishimura | 4-6,6-7 |
| ITF W15 Sapporo | 2023/08/07 03:45 | Yuika Ikawa v Ichino Horikawa | 2-6,2-6 |
| ITF W15 Sapporo | 2023/08/02 01:00 | Ichino Horikawa v Ho Ching Wu | 1-6,4-6 |
| ITF W15 Sapporo | 2023/07/26 02:05 | Ichino Horikawa v Jiangxue Han | 4-6,3-6 |
| UTR Pro Florida Women | 2023/06/03 14:30 | Ichino Horikawa v Rachel Hanford | 4-6,6-3,4-6 |
| UTR Pro Florida Women | 2023/06/02 15:00 | Samantha Crawford v Ichino Horikawa | 6-1,6-4 |
| UTR Pro Florida Women | 2023/06/01 16:30 | Jennifer Jackson v Ichino Horikawa | 1-6,3-6 |
| UTR Pro Florida Women | 2023/05/30 16:30 | Kathryn Treiber v Ichino Horikawa | 4-6,2-6 |
| UTR Pro Florida Women | 2023/05/29 18:00 | Ichino Horikawa v Annabelle Davis | 6-1,6-3 |