| Date | R | Home v Away | - |
|---|---|---|---|
| 04/30 08:30 | - | Koharu Niimi v Alessia Popescu | 7-5,1-6,2-6 |
| 04/29 10:00 | - | Eva Zabolotnaia v Koharu Niimi | 4-6,2-2 |
| 04/22 18:55 | - | Coco Bosman v Koharu Niimi | 6-3,6-1 |
| 04/15 08:30 | - | Francesca Dell'edera v Koharu Niimi | 6-4,6-1 |
| 04/30 08:30 | 44 | YeHua Zhou v Koharu Niimi | 6-1,6-2 |
| 04/29 08:30 | 44 | Teresa Franco Dias v Koharu Niimi | 1-6,1-6 |
| 04/21 12:30 | 44 | Uladzislava Zverava v Koharu Niimi | 0-6,6-3,10-2 |
| 04/18 11:15 | 26 | Sara Daavettila v Koharu Niimi | 6-1,6-2 |
| 04/17 12:35 | 25 | Koharu Niimi v Savanna Ly-Nguyen | 3-6,7-6,6-0 |
| 04/16 09:00 | 44 | Giulia Tedesco v Koharu Niimi | 4-6,2-6 |
| 04/07 08:30 | 44 | Lara Russiniello v Koharu Niimi | 4-6,6-4,11-9 |
| 06/08 09:30 | 25 | Koharu Niimi v Kristina Milenkovic | 5-7,3-6 |
| 06/07 09:30 | 44 | Koharu Niimi v Sana Garakani | 6-2,6-2 |
| 06/06 11:30 | 44 |
I-Hsuan Cho
v
Koharu Niimi
|
2-6,4-6 |
| 06/05 14:30 | 44 | Koharu Niimi v Beatrice Laura Pirtac | 6-0,6-2 |
| 05/31 10:20 | 25 | Koharu Niimi v Helena Narmont | 1-6,4-6 |
| 05/24 08:30 | 25 | Luana Plaza Araujo v Koharu Niimi | 6-1,2-6,6-2 |
| 05/22 10:00 | 44 | Sofia Germani v Koharu Niimi | 0-6,0-6 |
| 05/19 09:50 | 26 | Ayumi Morita v Koharu Niimi | 6-1,6-4 |
| 05/17 08:30 | 25 | Koharu Niimi v Emma Tothova | Retired |
| 12/06 10:30 | 44 | Paula Arias Manjon v Koharu Niimi | 4-6,6-0,10-2 |
| 12/05 13:00 | 44 | Giulia Sartori v Koharu Niimi | 1-6,1-6 |
| 12/01 12:55 | 25 | Koharu Niimi v Jenifer Anger | 3-6,1-6 |
| 11/22 10:30 | 44 | Lisa-Marie Rioux v Koharu Niimi | 6-1,6-0 |
Yidi Yang
Yanni Liu
Yukina Saigo
Andreea Prisacariu
Oana Gavrila
Shuyue Ma
Chiara Scholl
Fiona Ganz
Daria Lodikova
Naoko Eto
Alica Rusova
Mei Xu Wu
Anna Makhorkina
Leonie Kung
Anastasiya Komardina
Claudia Hoste Ferrer
Corina Mader
Vanda Lukacs
Lisa Ponomar
Meiqi Guo
Sabina Sharipova
Ekaterina Yashina
Karin Kennel
Melanie Stokke
Fang Ying Xun
Chihiro Takayama
Yeong Won Jeong
Tereza Mihalikova
Nina Stadler
Aleksandra Pospelova
Estelle Cascino
Nagi Hanatani
Iana Tishchenko
Ana G Requena
Verena Meliss
Julia Payola
Klara Hajkova
Oleksandra Korashvili
Marine Partaud
Zoziya Kardava
Sina Zuger
Aneta Laboutkova
Yixuan Li
Andrea Ka
Xin Gao