| Hyderabad Open 2019, WS | 2019/08/08 06:20 | Jia Min Yeo v Ji, S. | L | 2-1 |
| Hyderabad Open 2019, WS | 2019/08/07 04:50 | Gautam, Shikha v Ji, S. | W | 0-2 |
| US Open 2019, WS | 2019/07/11 20:30 | Ji, S. v Sim, Yu Jin | L | 0-2 |
| US Open 2019, WS | 2019/07/10 22:55 | Ji, S. v Julie Dawall Jakobsen | W | 2-1 |
| Canada Open Women | 2019/07/03 22:20 | Mizui, Hirari v Ji, S. | L | 2-0 |
| Australian Open Women | 2019/06/06 07:30 | Nozomi Okuhara v Ji, S. | L | 2-0 |
| Australian Open Women | 2019/06/05 06:20 | Ji, S. v Kim, Hyo Min | W | 2-1 |
| New Zealand Open 2019, WS | 2019/05/01 05:20 | Ji, S. v Chiang, Ying Li | L | 1-2 |
| Denmark Int. Women | 2019/05/11 09:00 | Suizu, Yui v Mia Blichfeldt | L | 0-2 |
| Denmark Int. Women Qual | 2019/05/09 14:20 | Poghosyan, Lilit v Suizu, Yui | - | away |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/02/21 10:30 | Suizu, Yui v Putri Kusuma Wardani | L | 1-2 |