| ITF Women Fukuoka | 2018/05/09 05:35 | Su Jeong Jang v Aiko Yoshitomi | 6-1,6-2 |
| ITF Women Fukuoka Qual | 2018/05/08 01:00 | Olivia Tjandramulia v Aiko Yoshitomi | 6-2,6-3 |
| ITF Women Fukuoka Qual | 2018/05/07 01:00 | Aiko Yoshitomi v Utaka Kishigami | 6-1,7-6 |
| ITF Women Fukuoka Qual | 2018/05/06 02:20 | Aiko Yoshitomi v Chihiro Takayama | 6-2,6-3 |
| ITF Women Gifu Qual | 2018/04/29 09:40 | Aiko Yoshitomi v Makoto Ninomiya | 4-6,1-6 |
| ITF Women Gifu Qual | 2018/04/29 05:50 | Abigail Tere-Apisah v Aiko Yoshitomi | 6-3,4-6,4-6 |
| ITF Women Osaka Qual | 2018/04/07 05:30 | Aiko Yoshitomi v Moyuka Uchijima | 6-4,2-6,6-7 |
| ITF Women Kashiwa Qual | 2018/04/01 05:00 | Aiko Yoshitomi v Sunam Jeong | 1-6,6-7 |
| ITF Women Fukuoka Qual | 2018/05/06 04:15 | Mai Hontama v Ramu Ueda | 6-4,2-6,6-3 |
| ITF Women Gifu Qual | 2018/04/29 05:20 | So-Ra Lee v Ramu Ueda | 6-4,6-3 |
| ITF Women Osaka | 2018/04/10 01:00 | Ramu Ueda v Na-Lae Han | 6-7,1-6 |
| ITF Women Osaka Qual | 2018/04/09 01:00 | Misa Eguchi v Ramu Ueda | 3-6,4-6 |
| ITF Women Osaka Qual | 2018/04/08 03:30 | Ari Matsumoto v Ramu Ueda | 3-6,6-7 |
| 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 |