Stadium: C Round: 54
| 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 |
| ITF Women Canberra Qual | 2018/03/25 01:15 | Makoto Ninomiya v Beatrice Hetrel | 6-0,6-0 |