Head to Head
| Thailand Open Women | 2019/07/31 09:10 | Sayaka Takahashi v Ruselli Hartawan | W | 2-0 |
| Tong Yun Kai Cup Women | 2019/03/23 05:30 | Sayaka Takahashi v Ruselli Hartawan | W | 2-0 |
Home History
| China Open Women | 2019/11/05 06:00 | Sayaka Takahashi v Se Young An | L | 0-2 |
| French Open Women | 2019/10/23 10:30 | Sayaka Takahashi v Akane Yamaguchi | L | 0-2 |
| Denmark Open Women | 2019/10/18 14:00 | Sayaka Takahashi v Yufei Chen | L | 0-2 |
| Denmark Open Women | 2019/10/17 11:10 | Ga Eun Kim v Sayaka Takahashi | W | 0-2 |
| Denmark Open Women | 2019/10/16 10:50 | Sayaka Takahashi v Saina Nehwal | W | 2-0 |
| Korean Open Women | 2019/09/27 04:40 | Sayaka Takahashi v Ratchanok Intanon | L | 0-2 |
| Korean Open Women | 2019/09/26 01:10 | Fitriani Fitriani v Sayaka Takahashi | W | 0-2 |
| China Open Women | 2019/09/21 02:20 | Sayaka Takahashi v Carolina Marin | L | 1-2 |
Away History
| Macau Open Women | 2019/11/01 04:00 | Ruselli Hartawan v Ga Eun Kim | L | 1-2 |
| Macau Open Women | 2019/10/31 06:05 | Beiwen Zhang v Ruselli Hartawan | W | 0-2 |
| Macau Open Women | 2019/10/30 05:30 | Porntip Buranaprasertsuk v Ruselli Hartawan | W | 1-2 |
| Indonesia Masters Women | 2019/10/04 07:00 | Yun Li v Ruselli Hartawan | L | 2-0 |
| Indonesia Masters Women | 2019/10/03 09:15 | Yaxin Wei v Ruselli Hartawan | W | 0-2 |
| Indonesia Masters Women | 2019/10/02 12:20 | Asuka Takahashi v Ruselli Hartawan | W | 0-2 |
| Chinese Taipei Open Women | 2019/09/05 04:10 | Ruselli Hartawan v Fitriani Fitriani | L | 0-2 |
| Chinese Taipei Open Women | 2019/09/04 05:25 | Su Yu Chen v Ruselli Hartawan | W | 0-2 |