Stadium: Court 8 Round: 62 Ground: Hardcourt outdoor
| ITF Women Nishi-Tama | 2018/03/17 01:00 | Akari Kakizawa v Haine Ogata | 6-2,6-3 |
| ITF Women Toyota Qual | 2018/03/10 03:00 | Haine Ogata v Chisa Hosonuma | 2-6,3-6 |
| ITF Women Sharm El Sheikh | 2018/01/29 08:00 | Nastja Kolar v Haine Ogata | 6-3,6-4 |
| ITF Women Sharm El Sheikh | 2018/01/28 08:00 | Haine Ogata v Giorgia Pinto | 6-0,2-6,7-5 |
| ITF Women Sharm El Sheikh | 2018/01/22 08:00 | Yexin Ma v Haine Ogata | 6-4,6-1 |
| ITF Women Sharm El Sheikh | 2018/01/21 09:00 | Haine Ogata v Marlies Szupper | 6-2,6-2 |
| ITF Women Sharm El Sheikh | 2018/01/20 09:00 | Haine Ogata v Kathleen Derienzo | 3-6,6-2,6-3 |
| ITF Women Hammamet | 2018/01/18 12:25 | Haine Ogata v Michele Alexandra Zmau | 1-6,3-6 |
| ITF Women Toyota Qual | 2018/03/11 01:00 | Kisa Yoshioka v Julia Lohoff | 3-6,4-6 |
| ITF Women Toyota Qual | 2018/03/10 01:00 | Sena Takebe v Julia Lohoff | 0-6,2-6 |
| ITF Women Yokohama Qual | 2018/03/04 05:30 | Ayumi Miyamoto v Julia Lohoff | 1-6,2-6 |
| ITF Women Loughborough Qual | 2018/02/05 10:00 | Julia Lohoff v Nell Miller | 4-6,2-6 |
| ITF Women Wesley Chapel Qual | 2018/01/22 16:00 | Julia Lohoff v Alycia Parks | 6-2,6-3 |
| ITF Women Wesley Chapel Qual | 2018/01/21 17:30 | Julia Lohoff v Victoria Hu | 6-2,6-1 |
| ITF Women Orlando Qual | 2018/01/14 21:00 | Ilona Kremen v Julia Lohoff | 6-2,6-3 |
| ITF Women Daytona Beach Qual | 2018/01/07 16:30 | Julia Lohoff v Ingrid Neel | 4-6,3-6 |