France: French Open - Singles - Qualification
Dominican Republic: W50 Santo Domingo 2 - Singles - Main
Slovakia: W75 Trnava 2 - Singles - Main
Australia: W75 Brisbane 2 - Singles - Main
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Estatísticas, Resultados e Calendários de Ishii Sayaka
- Mostrar:
 USA: Newport - Singles - Main | |||||||
|---|---|---|---|---|---|---|---|
| Quarter-finals | Maria T. | Ishii S. | 2:0 (6:3, 6:1) | detalhes | 11.07.2025 | ||
| 1/8-finals | Ishii S. | Aiava D. | 2:1 (3:6, 6:3, 6:3) | detalhes | 09.07.2025 | ||
| 1/16-finals | Chang H. | Ishii S. | 1:2 (1:6, 6:4, 5:7) | detalhes | 08.07.2025 | ||
 United Kingdom: Wimbledon - Singles - Qualification | |||||||
| Quarter-finals | Ishii S. | Deichmann K. | 0:2 (5:7, 1:6) | detalhes | 24.06.2025 | ||
| United Kingdom: Ilkley - Singles - Qualification | |||||||
| Final | Ishii S. | Ryser V. | 0:2 (4:6, 5:7) | detalhes | 09.06.2025 | ||
- Mostrar:
| United Kingdom: Birmingham - Doubles - Main | |||||||
|---|---|---|---|---|---|---|---|
| 1/8-finals | Hartono A./Okamura K. | Ishii S./Saito S. | CAN. | detalhes | 03.06.2025 | ||
| Japan: W100 Gifu - Doubles - Main | |||||||
| Quarter-finals | Ishii S./Ito A. | Saito S./Sakatsume H. | WO. | detalhes | 02.05.2025 | ||
| 1/8-finals | Ikedo K./Uemura M. | Ishii S./Ito A. | 0:2 (1:6, 2:6) | detalhes | 01.05.2025 | ||
| Japan: W100 Tokyo - Doubles - Main | |||||||
| Semi-finals | Sawangkaew M./Tararudee L. | Gibson T./Ishii S. | 2:0 (6:1, 6:1) | detalhes | 26.04.2025 | ||
| Quarter-finals | Gibson T./Ishii S. | Wong Hong Yi C./Zhu L. | 2:1 (4:6, 6:4, 10:8) | detalhes | 25.04.2025 | ||
