Stadium: Indoor A1 Round: 54
| 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 Kofu | 2018/03/28 01:00 | Lin Zhu v Aiko Yoshitomi | 6-1,6-3 |
| ITF Women Kofu Qual | 2018/03/26 01:00 | Yuxuan Zhang v Aiko Yoshitomi | 6-7,6-2,2-6 |
| ITF Women Kofu Qual | 2018/03/25 01:00 | Mayuka Aikawa v Aiko Yoshitomi | 6-7,5-7 |
| ITF Women Kofu Qual | 2018/03/24 00:30 | Eimi Friant v Aiko Yoshitomi | 1-6,2-6 |
| ITF Women Nishi-Tama | 2018/03/21 09:05 | Aiko Yoshitomi v Ling Zhang | 7-5,4-6,1-6 |
| ITF Women Gifu Qual | 2018/04/29 04:00 | Chiaki Takamatsu v Makoto Ninomiya | 7-6,0-6,1-6 |
| ITF Women Osaka | 2018/04/12 02:25 | Makoto Ninomiya v Rebecca Marino | 1-6,4-6 |
| ITF Women Osaka | 2018/04/11 01:00 | Makoto Ninomiya v Karman Kaur Thandi | 6-4,6-4 |
| ITF Women Osaka Qual | 2018/04/09 02:25 | Erina Hayashi v Makoto Ninomiya | 6-1,6-7,2-6 |
| ITF Women Osaka Qual | 2018/04/08 03:30 | Moyuka Uchijima v Makoto Ninomiya | 3-6,4-6 |
| ITF Women Osaka Qual | 2018/04/08 01:00 | Haine Ogata v Makoto Ninomiya | 2-6,3-6 |
| ITF Women Kashiwa Qual | 2018/04/01 03:30 | Kai-Chen Chang v Makoto Ninomiya | 6-1,6-7,7-6 |
| ITF Women Canberra | 2018/03/27 03:30 | Kimberly Birrell v Makoto Ninomiya | 7-6,4-6,6-1 |