Stadium: Bourbon Beans Dome Round: 27
| ITF Women Canberra WD | 2018/03/23 05:00 | Kato M / Ninomiya M v Hon P / Jakupovic D | 4-6,6-4,7-10 |
| ITF Women Canberra WD | 2018/03/22 03:45 | Kato M / Ninomiya M v Moore J / Perez E | 6-2,6-4 |
| ITF Women Canberra WD | 2018/03/21 03:40 | Kato M / Ninomiya M v Bains N / Kennel K | 6-4,6-1 |
| ITF Women Canberra WD | 2018/03/20 05:00 | Kato M / Ninomiya M v Bai A / Hives Z | 1-6,6-3,10-6 |
| WTA - Dubaï - Doubles Femmes | 2018/02/21 16:00 | Makarova E / Vesnina E v Kato M / Ninomiya M | 6-4,6-1 |
| WTA - Dubaï - Doubles Femmes | 2018/02/19 11:50 | Kato M / Ninomiya M v Ponomar L / Silva E | 6-2,6-7,10-7 |
| WTA - Doha - Doubles Femmes | 2018/02/16 12:30 | Krejcikova B / Siniakova K v Kato M / Ninomiya M | 7-6,6-1 |
| WTA - Doha - Doubles Femmes | 2018/02/14 15:20 | Kato M / Ninomiya M v Chan L / Sestini Hlavackova A | 6-1,6-3 |
| WTA - Miami - Doubles Femmes | 2018/03/25 22:10 | Makarova E / Vesnina E v Konta J / Watson H | 7-5,6-4 |
| WTA - Miami - Doubles Femmes | 2018/03/22 15:00 | Konta J / Watson H v Melichar N / Peschke K | 6-2,4-6,10-3 |