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