| ITF W60 Astana WD | 03/07 09:25 | 26 | Kobori M / Okamura K v Lansere/Timofeeva | 4-6,4-6 | |
| Tsukuba, Doubles W-ITF-JPN-13A | 08/23 08:05 | 28 | M Ayukawa / E Sema v Kobori M / Okamura K | 6-4,6-4 | |
| Tsukuba, Doubles W-ITF-JPN-13A | 08/22 07:00 | 27 | Koshiishi A / Matsuda M v Kobori M / Okamura K | 4-6,4-6 | |
| Tsukuba, Doubles W-ITF-JPN-13A | 08/21 06:35 | 26 | Ueda R / Ushijima R v Kobori M / Okamura K | 3-6,6-3,6-10 |