| ITF - Kashiwa W25 - WD | 04/08 06:45 | 29 | Hartono/Hon v Imamura/Sato | 6-4,3-6,10-7 | |
| ITF - Kashiwa W25 - WD | 04/07 06:05 | 28 | Gibson/Han v Hartono/Hon | 1-6,3-6 | |
| ITF - Kashiwa W25 - WD | 04/06 08:30 | 27 | Hartono/Hon v Arakawa/Arakawa | 4-6,6-3,10-8 | |
| ITF - Kashiwa W25 - WD | 04/04 04:20 | 26 | Hartono/Hon v Hosonuma/Rioux | 6-1,6-2 |