Stadium: COURT 6 Round: 26 Ground: Hardcourt outdoor
| Brisbane, Australie, Doubles | 2018/12/31 03:50 | Kato M / Ninomiya M v Chan H-C / Chan L | 1-6,2-6 |
| WTA Zhuhai WD | 2018/11/03 05:30 | Kato M / Ninomiya M v Jiang X / Yang Z | 3-6,4-6 |
| WTA Zhuhai WD | 2018/11/01 05:30 | Kato M / Ninomiya M v Kichenok/Kichenok | 4-6,6-1,7-10 |
| WTA Hong Kong WD | 2018/10/10 13:05 | Stosur S / Zhang S v Kato M / Ninomiya M | 6-4,7-6 |
| WTA Hong Kong WD | 2018/10/08 10:30 | Ng K Y / Svitolina E v Kato M / Ninomiya M | 1-6,3-6 |
| Pékin, Chine, Doubles | 2018/09/29 10:30 | Kichenok L / Srebotnik K v Kato M / Ninomiya M | 7-6,6-4 |
| Wuhan, Chine, Doubles | 2018/09/25 10:10 | Hsieh S / Mattek-Sands B v Kato M / Ninomiya M | 6-2,6-2 |
| WTA Tokyo WD | 2018/09/22 07:00 | Sestini Hlavackova A / Strycova B v Kato M / Ninomiya M | 4-6,4-6 |
| WTA Shenzhen WD | 2019/01/02 04:30 | Aoyama S / Marozava L v Hibino N / Kalinina A | 2-6,7-6,4-10 |
| WTA Shenzhen WD | 2018/12/30 09:25 | Aoyama S / Marozava L v Chen T / Wang Ruix | 6-2,6-4 |
| WTA Zhuhai WD | 2018/11/04 05:30 | Kichenok/Kichenok v Aoyama S / Marozava L | 6-4,3-6,10-7 |
| WTA Zhuhai WD | 2018/11/03 07:05 | Aoyama S / Marozava L v Tang Q / Xun F Y | 6-3,3-6,6-10 |
| WTA Zhuhai WD | 2018/10/31 05:30 | Buzarnescu M / Rosolska A v Aoyama S / Marozava L | 3-6,2-6 |
| WTA Hong Kong WD | 2018/10/14 05:00 | Aoyama S / Marozava L v Stosur S / Zhang S | 4-6,4-6 |
| WTA Hong Kong WD | 2018/10/12 07:00 | Kichenok L / Rodionova Ar v Aoyama S / Marozava L | 6-4,3-6,7-10 |
| WTA Hong Kong WD | 2018/10/11 10:40 | Aoyama S / Marozava L v Cornet A / Zheng S | 6-3,3-6,10-7 |