| ITF Women Kashiwa | 2018/04/03 03:10 | Yuxuan Zhang v Ari Matsumoto | 6-3,6-4 |
| ITF Women Kofu | 2018/03/28 03:15 | Bianca Andreescu v Ari Matsumoto | 6-0,6-1 |
| ITF Women Antalya | 2018/03/08 07:30 | Agnes Bukta v Ari Matsumoto | 6-3,6-1 |
| ITF Women Antalya | 2018/03/07 09:50 | Vitalia Stamat v Ari Matsumoto | 6-4,4-6,4-6 |
| ITF Women Antalya | 2018/03/05 07:00 | Aleksandra Stankovic v Ari Matsumoto | 2-6,7-6,4-6 |
| ITF Women Antalya | 2018/03/04 08:30 | Ari Matsumoto v Elena Di Battista | 6-2,6-1 |
| ITF Women Antalya | 2018/02/28 08:45 | Ari Matsumoto v Anhzelika Isaeva | 0-6,3-6 |
| ITF Women Antalya | 2018/02/26 06:00 | Eunhye Lee v Ari Matsumoto | 6-2,4-6,3-6 |
| ITF Women Osaka Qual | 2018/04/07 02:30 | Chinatsu Shimizu v Ramu Ueda | 1-6,4-6 |
| ITF Women Kashiwa Qual | 2018/04/02 03:15 | Ksenia Lykina v Ramu Ueda | 6-2,7-6 |
| ITF Women Kashiwa Qual | 2018/04/01 04:30 | Ramu Ueda v Jia-Qi Kang | 6-4,1-6,6-1 |
| ITF Women Canberra | 2018/03/28 00:30 | Ellen Perez v Ramu Ueda | 3-6,6-1,6-3 |
| ITF Women Canberra | 2018/03/21 01:25 | Ramu Ueda v Abbie Myers | 6-3,2-6,4-6 |
| ITF Women Canberra Qual | 2018/03/18 23:00 | Ramu Ueda v Annerly Poulos | 7-6,6-4 |
| ITF Women Canberra Qual | 2018/03/17 23:00 | Ramu Ueda v Lara Kaplan | 6-0,6-0 |
| ITF Women Canberra Qual | 2018/03/16 23:00 | Ramu Ueda v Georgiana Ruhrig | 6-3,6-1 |