Away History
| Qatar Open Women | 2020/03/06 08:20 | Yidi Wang v Kasumi Ishikawa | L | 4-2 |
| Qatar Open Women | 2020/03/05 13:30 | Miyu Kato v Kasumi Ishikawa | W | 1-4 |
| Hungarian Open Women | 2020/02/23 11:40 | I-Ching Cheng v Kasumi Ishikawa | L | 4-3 |
| Hungarian Open Women | 2020/02/22 11:15 | Nina Mittelham v Kasumi Ishikawa | W | 0-4 |
| Hungarian Open Women | 2020/02/21 12:50 | Adriana Diaz v Kasumi Ishikawa | W | 1-4 |
| Hungarian Open Women | 2020/02/20 15:50 | Haruna Ojio v Kasumi Ishikawa | W | 0-4 |
| Portugal Open Women | 2020/02/16 17:00 | Kasumi Ishikawa v Saki Shibata | W | 4-0 |
| Portugal Open Women | 2020/02/16 10:00 | Kasumi Ishikawa v Miyu Kato | W | 4-2 |