| WTA Prague WD | 05/01 15:55 | 27 | Allertova/Smitkova v Ninomiya/Sizikova | 6-2,6-4 | |
| WTA Prague WD | 04/30 17:10 | 26 | Safarova/Stefkova v Ninomiya/Sizikova | 4-6,6-4,11-13 | |
| WTA Strasbourg WD | 05/23 09:00 | 27 | Chan/Kumkhum v Ninomiya/Sizikova | 6-2,6-4 | |
| WTA Strasbourg WD | 05/20 10:15 | 26 | Ninomiya/Sizikova v Aoyama/Voracova | 7-6,6-2 |