Stadium: Center Round: 54 Ground: Hardcourt outdoor
| ITF Women Winnipeg | 2017/07/11 19:50 | Hiroko Kuwata v Sarah Rebecca Sekulic | 6-3,6-0 |
| ITF Women Winnipeg | 2017/07/11 18:00 | Hiroko Kuwata v Sarah Rebecca Sekulic | 6-3,6-0 |
| Tianjin, Chine | 2018/10/07 03:00 | Fang Ying Xun v Hiroko Kuwata | 6-2,3-6,6-4 |
| Tianjin, Chine | 2018/10/06 05:05 | Emily Webley-Smith v Hiroko Kuwata | 3-6,3-6 |
| ITF Women Darwin | 2018/09/26 00:30 | Zoe Hives v Hiroko Kuwata | 6-2,4-6,6-4 |
| WTA Guangzhou | 2018/09/15 05:20 | Hiroko Kuwata v Zhang, Kai Lin | 1-6,2-6 |
| Hiroshima, Japon | 2018/09/10 04:55 | Amanda Anisimova v Hiroko Kuwata | 6-3,6-2 |
| Hiroshima, Japon | 2018/09/09 09:35 | Hiroko Kuwata v Harriet Dart | 6-4,7-5 |
| Hiroshima, Japon | 2018/09/09 05:20 | Hiroko Kuwata v Minokoshi, Mai | 6-1,6-7,6-3 |
| Tsukuba, Singles W-WITF-JPN-09A | 2018/08/23 00:30 | Hiroko Kuwata v Chihiro Muramatsu | 6-7,2-6 |
| Chiswick, Simples W-WITF-GBR-13A | 2018/08/07 09:30 | Pemra Ozgen v Sarah Rebecca Sekulic | 7-5,6-3 |
| ITF Women Figueira Da Foz | 2018/07/18 12:25 | Sarah Rebecca Sekulic v Eva Guerrero Alvarez | 4-6,3-6 |
| ITF Women Setubal | 2018/07/13 15:50 | Sarah Rebecca Sekulic v Eva Guerrero Alvarez | 6-2,3-6,2-6 |
| ITF Women Setubal | 2018/07/12 09:30 | Sarah Rebecca Sekulic v Koehler, Maria Joao | 0-6,7-6,6-3 |
| ITF Women Setubal | 2018/07/10 09:30 | Sarah Rebecca Sekulic v Jacqueline Cabaj Awad | 4-6,6-2,6-4 |
| ITF Women Stuttgart | 2018/06/28 14:05 | Sarah Rebecca Sekulic v Raluca Georgiana Serban | 5-7,2-6 |
| ITF Women Klosters | 2018/06/21 08:00 | Sarah Rebecca Sekulic v Isabella Shinikova | 2-6,2-6 |
| ITF Women Klosters | 2018/06/20 09:55 | Zaja, Anna v Sarah Rebecca Sekulic | 6-7,3-6 |