| Chinese Taipei Open 2019, WD | 2019/09/04 09:20 | Istarani N K M / Kusumah T O v Lee/Shin | L | 0-2 |
| Akita Masters 2019, WD | 2019/08/14 06:00 | Iwanaga/Nakanishi v Istarani N K M / Kusumah T O | L | 2-0 |
| Hyderabad Open 2019, WD | 2019/08/07 10:50 | Chang Y N / Kim H R v Istarani N K M / Kusumah T O | L | 2-0 |
| Russia Open 2019, WD | 2019/07/21 03:00 | Kashihara M / Kato M v Istarani N K M / Kusumah T O | W | 0-2 |
| Russia Open 2019, WD | 2019/07/20 02:40 | Istarani N K M / Kusumah T O v Honda E / Shimizu N | W | 2-1 |
| Russia Open 2019, WD | 2019/07/19 03:20 | Istarani N K M / Kusumah T O v Vislova N / Vorobeva V | W | 2-1 |
| Russia Open 2019, WD | 2019/07/18 04:30 | Slobodyanyuk V / Tarasova E v Istarani N K M / Kusumah T O | W | 0-2 |