Stadium: Court B4 Round: 26
| Makinohara, Singles Qualifying W-WITF-JPN-15A | 2017/10/14 01:00 | Inoue, Miyabi v Momoko Kobori | 6-1,2-6,1-6 |
| ITF Women Gifu | 2018/05/01 01:00 | Mei Yamaguchi v Momoko Kobori | 6-4,3-6,3-6 |
| ITF Women Osaka | 2018/04/12 01:00 | Shiho Akita v Momoko Kobori | 3-6,6-2,6-2 |
| ITF Women Osaka | 2018/04/11 01:00 | Momoko Kobori v Ayano Shimizu | 6-4,6-4 |
| ITF Women Kashiwa | 2018/04/03 02:35 | Na-Lae Han v Momoko Kobori | 6-3,6-0 |
| ITF Women Kashiwa Qual | 2018/04/02 02:35 | Momoko Kobori v Jeong, Sunam | 6-0,6-2 |
| ITF Women Kashiwa Qual | 2018/04/01 05:00 | Momoko Kobori v Chiang, Yuki Kristina | 6-2,6-3 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2018/03/26 03:55 | Momoko Kobori v Rebecca Marino | 6-2,2-6,3-6 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2018/03/25 02:30 | Momoko Kobori v Chan, Chin-Wei | 6-2,6-2 |
| ITF Women Gifu | 2018/05/01 02:45 | Inoue, Miyabi v Lin Zhu | 6-4,6-1 |
| Quanzhou, Qualifications Simples W-WITF-CHN-04B | 2018/04/23 02:00 | Inoue, Miyabi v Wushuang Zheng | 3-6,6-3,2-6 |
| Quanzhou, Qualifications Simples W-WITF-CHN-04B | 2018/04/22 06:05 | Inoue, Miyabi v Ying Zhang | 6-1,6-1 |
| ITF Women Osaka | 2018/04/11 01:00 | Inoue, Miyabi v Ya-Hsuan Lee | 6-3,4-6,3-6 |
| ITF Women Kashiwa Qual | 2018/04/02 01:00 | Inoue, Miyabi v Tere-Apisah, Abigail | 2-6,2-6 |
| ITF Women Kashiwa Qual | 2018/04/01 02:00 | Inoue, Miyabi v Ayumi Miyamoto | 6-4,7-5 |
| Toyota, Singles W-WITF-JPN-02A | 2018/03/14 02:40 | Hozumi, Eri v Inoue, Miyabi | 6-3,7-6 |
| ITF Women Toyota Qual | 2018/03/12 01:00 | Inoue, Miyabi v Jeong, Sunam | 6-4,6-2 |