Stadium: I Round: 26 Ground: Hardcourt outdoor
| ITF Women Nanao WD | 2018/09/01 07:30 | Kobori/Shimizu v Morisaki/Nishimoto | 2-6,3-6 |
| ITF Women Nanao WD | 2018/08/31 08:00 | Kobori/Shimizu v Inoue/Omae | 6-1,2-6,14-12 |
| ITF Women Nanao WD | 2018/08/30 05:40 | Kobori/Shimizu v Koshiishi/Miyamoto | 6-2,6-7,10-1 |
| ITF Women Nanao WD | 2018/08/28 04:30 | Kobori/Shimizu v Akiyama/Hsieh | 6-0,6-2 |
| WTA Nanchang - NP | 2018/07/28 09:00 | Lu/You v Kobori/Shimizu | 6-2,7-6 |
| WTA Nanchang - NP | 2018/07/26 11:30 | Kobori/Shimizu v Duan/Han | 6-1,1-6,14-12 |
| WTA Nanchang - NP | 2018/07/25 09:00 | Lu/Raina v Kobori/Shimizu | 3-6,6-4,8-10 |
| ITF Women Contrexeville WD | 2018/07/13 15:30 | Mestach/Zheng v Kobori/Shimizu | 6-4,6-2 |