Stadion: Court 22 Round: 24 Ground: Hardcourt outdoor
| WTA - Sydney - Damendoppel | 2019/01/10 04:25 | Krunic/Siniakova v Kato/Ninomiya | 7-5,6-2 |
| WTA - Sydney - Damendoppel | 2019/01/09 01:00 | Kichenok/Strycova v Kato/Ninomiya | 6-1,3-6,8-10 |
| WTA - Sydney - Damendoppel | 2019/01/08 02:00 | Kato/Ninomiya v Aoyama/Marozava | 6-3,6-4 |
| WTA - Brisbane - Frauendoppel | 2018/12/31 03:50 | Kato/Ninomiya v Chan/Chan | 1-6,2-6 |
| WTA - Zhuhai - Frauendoppel | 2018/11/03 05:30 | Kato/Ninomiya v Jiang/Yang | 3-6,4-6 |
| WTA - Zhuhai - Frauendoppel | 2018/11/01 05:30 | Kato/Ninomiya v Kichenok/Kichenok | 4-6,6-1,7-10 |
| WTA - Hongkong - Damendoppel | 2018/10/10 13:05 | Stosur/Zhang v Kato/Ninomiya | 6-4,7-6 |
| WTA - Hongkong - Damendoppel | 2018/10/08 10:30 | Ng/Svitolina v Kato/Ninomiya | 1-6,3-6 |