Stadium: Court B Round: 28 Ground: Hardcourt indoor
| ITF W60 Kyoto WD | 2020/02/20 06:15 | Kaji/Namigata v Omae/Plipuech | 6-4,7-6 |
| ITF W60 Kyoto WD | 2020/02/19 06:15 | Kaji/Namigata v Morimoto/Osafune | 6-2,6-1 |
| ITF W100 Tokyo WD | 2019/11/16 04:50 | Choi/Han v Kaji/Namigata | 6-3,6-3 |
| ITF W100 Tokyo WD | 2019/11/15 02:55 | Kaji/Namigata v Hayashi/Shimizu | 6-3,7-6 |
| ITF W100 Tokyo WD | 2019/11/14 04:00 | Kostic/Simmonds v Kaji/Namigata | 3-6,3-6 |
| ITF W100 Tokyo WD | 2019/11/12 05:30 | Ozeki/Popovic v Kaji/Namigata | 4-6,3-6 |
| WTA Hiroshima WD | 2019/09/13 03:00 | McHale/Savinykh v Kaji/Namigata | 6-4,6-1 |
| WTA Hiroshima WD | 2019/09/12 04:15 | Potapova/Sizikova v Kaji/Namigata | 3-6,2-6 |
| ITF W60 Kyoto WD | 2020/02/20 05:55 | Hsieh/Yonehara v Kobori/Shimizu | 4-6,6-4,11-9 |
| ITF W60 Kyoto WD | 2020/02/18 05:10 | Hsieh/Yonehara v Ng/Rodionova | 7-5,6-2 |