Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF Women Brisbane | 2018/10/04 01:30 | Ozaki, Risa v Rutuja Bhosale | 1-6,7-5,2-6 |
| ITF Women Brisbane | 2018/10/02 02:20 | Bai, Alison v Ozaki, Risa | 3-6,2-6 |
| ITF Women Darwin | 2018/09/26 02:00 | Kimberly Birrell v Ozaki, Risa | 6-4,6-1 |
| WTA Tokyo | 2018/09/16 02:00 | Zarina Diyas v Ozaki, Risa | 6-1,6-0 |
| WTA Tokyo | 2018/09/15 04:15 | Ozaki, Risa v Zaja, Anna | 6-2,7-6 |
| Hiroshima, Japon | 2018/09/08 02:00 | Ozaki, Risa v Chihiro Muramatsu | 4-6,6-3,3-6 |
| Vancouver, Singles W-WITF-CAN-01A | 2018/08/13 17:00 | Ozaki, Risa v Martina Trevisan | 3-6,3-6 |
| Vancouver, Singles W-WITF-CAN-01A | 2018/08/12 19:10 | Ozaki, Risa v Emily Webley-Smith | 6-1,6-2 |
| ITF Women Toowoomba | 2018/10/12 01:00 | Destanee Aiava v Tere-Apisah, Abigail | 6-4,6-7,3-6 |
| ITF Women Toowoomba | 2018/10/11 00:30 | Destanee Aiava v Olivia Gadecki | 5-7,6-4,6-2 |
| ITF Women Toowoomba | 2018/10/10 02:00 | Destanee Aiava v Arshinkova, Petia | 4-6,7-5,6-1 |
| ITF Women Brisbane | 2018/10/03 01:30 | Destanee Aiava v Dalma Galfi | 5-7,4-6 |
| ITF Women Darwin | 2018/09/27 03:30 | Kimberly Birrell v Destanee Aiava | 6-1,6-1 |
| ITF Women Darwin | 2018/09/26 04:10 | Maddison Inglis v Destanee Aiava | 3-6,5-7 |
| ITF Women Cairns | 2018/09/23 08:30 | Destanee Aiava v Astra Sharma | 6-0,6-7,1-6 |
| ITF Women Cairns | 2018/09/22 04:40 | Bai, Alison v Destanee Aiava | 3-6,4-6 |