| UTR Pro Takasaki Women | 2023/09/06 01:30 | Tomoko Kato v Yuno Kitahara | 3-6,2-6 |
| UTR Pro Takasaki Women | 2023/09/04 02:00 | Tomoko Kato v Sayuri Hata | 6-1,6-1 |
| UTR Pro Miki Women | 2023/02/18 02:00 | Honami Sodeyama v Tomoko Kato | 6-4,6-1 |
| UTR Pro Miki Women | 2023/02/16 03:30 | Tomoko Kato v Kanna Soeda | 6-3,5-1 |
| UTR Pro Miki Women | 2023/02/15 02:00 | Tomoko Kato v Kanon Sawashiro | 4-6,7-5,0-6 |
| UTR Pro Miki Women | 2023/02/14 08:37 | Tomoko Kato v Sera Nishimoto | 2-6,4-6 |
| UTR Pro Miki Women | 2023/02/13 00:30 | Tomoko Kato v Kaho Oyama | 7-6,6-4 |
| UTR Pro Tennis Series Miki Women | 2022/12/17 02:00 | Tomoko Kato v Aely Arai | 1-6,1-6 |
| UTR Pro Takasaki Women | 2023/09/06 03:00 | Sayuri Hata v Koharu Niimi | 1-6,6-3,4-6 |
| ITF W15 Antalya | 2023/03/30 08:00 | Martha Matoula v Koharu Niimi | 6-1,6-2 |
| ITF W15 Antalya | 2023/03/29 13:40 | Karolina Kozakova v Koharu Niimi | 1-6,3-6 |
| ITF W15 Antalya | 2023/03/28 09:10 | Koharu Niimi v Ines Faltinger | 6-1,6-1 |
| ITF W15 Antalya | 2023/03/27 08:50 | Xenia Bandurowska v Koharu Niimi | 4-6,5-7 |
| ITF W15 Antalya | 2023/03/26 08:00 | Elizaveta Masnaia v Koharu Niimi | 2-6,3-6 |
| ITF W15 Antalya | 2023/03/22 10:05 | Ilay Yoruk v Koharu Niimi | 1-6,6-4,6-4 |
| ITF W15 Antalya | 2023/03/21 08:35 | Nino Natsvlishvili v Koharu Niimi | 2-6,0-6 |