Face à face
| Australian Open 2019, WS | 2019/07/13 00:00 | Ishikawa, Kasumi v Yingsha Sun | L | 0-4 |
| Korea Open 2019, WS | 2019/07/06 01:50 | Ishikawa, Kasumi v Yingsha Sun | L | 3-4 |
| Japan Open 2019, WS | 2019/06/14 09:30 | Yingsha Sun v Ishikawa, Kasumi | L | 4-0 |
| Qatar Open 2019, MS | 2019/03/28 13:45 | Yingsha Sun v Ishikawa, Kasumi | L | 4-0 |
| Qatar Open 2019, MS | 2018/07/20 07:00 | Ishikawa, Kasumi v Yingsha Sun | W | 4-1 |
Home History
| German Open 2020, WS | 2020/01/30 14:50 | Ishikawa, Kasumi v Xiaoxin Yang | W | 4-0 |
| Japon - T League - Femmes | 2019/12/30 03:30 | Ishikawa, Kasumi v Hina Hayata | L | 2-3 |
| World Tour Grand Finals 2019, WS | 2019/12/12 11:20 | Ishikawa, Kasumi v Liu, Shiwen | L | 0-4 |
| North American Open Women | 2019/12/08 22:45 | Ishikawa, Kasumi v Miu Hirano | W | 4-2 |
| North American Open Women | 2019/12/08 20:00 | Ishikawa, Kasumi v Kato, Miyu | W | 4-1 |
| North American Open Women | 2019/12/07 22:10 | Ishikawa, Kasumi v Wang, Xiaotong | W | 4-0 |
| North American Open Women | 2019/12/07 16:20 | Ishikawa, Kasumi v Zhang, Qiang | W | 4-0 |
| North American Open Women | 2019/12/06 23:00 | Ishikawa, Kasumi v Stephanie Loeuillette | W | 4-1 |
Away History
| German Open 2020, WS | 2020/01/30 14:50 | Hoi Kem Doo v Yingsha Sun | W | 0-4 |
| World Tour Grand Finals 2019, WS | 2019/12/13 11:50 | Yingsha Sun v Yidi Wang | L | 1-4 |
| World Tour Grand Finals 2019, WS | 2019/12/13 02:50 | Yingsha Sun v He, Zhuojia | W | 4-2 |
| T2 Diamond Women | 2019/11/23 12:30 | Yingsha Sun v Ding, Ning | W | 4-1 |
| T2 Diamond Women | 2019/11/22 04:00 | Yingsha Sun v I-Ching Cheng | W | 4-1 |
| Team World Cup, Women Singles | 2019/11/10 10:30 | Yingsha Sun v Mima Ito | W | 3-2 |
| Team World Cup, Women Singles | 2019/11/08 08:00 | Lily Zhang v Yingsha Sun | W | 1-3 |
| Team World Cup, Women Singles | 2019/11/06 04:15 | Dina Meshref v Yingsha Sun | W | 0-3 |