Head to Head
| Hungarian Open Women | 2020/02/20 15:50 | Haruna Ojio v Kasumi Ishikawa | L | 0-4 |
Home History
| Japan T League Women | 2020/12/04 09:00 | Miyu Nagasaki v Haruna Ojio | L | 3-0 |
| Japan T League Women | 2020/12/03 09:30 | Haruna Ojio v Hina Hayata | L | 0-3 |
| Qatar Open Women | 2020/03/04 07:00 | Haruna Ojio v Xiaona Shan | L | 2-4 |
| Hungarian Open Women | 2020/02/20 15:50 | Haruna Ojio v Kasumi Ishikawa | L | 0-4 |
| Japan T League | 2020/02/14 11:30 | Sakura Mori v Haruna Ojio | L | 3-1 |
| Japan T League | 2019/12/07 09:30 | Sakura Mori v Haruna Ojio | L | 3-1 |
| Bulgaria Open Women | 2019/08/15 11:15 | Hitomi Sato v Haruna Ojio | L | 4-1 |
| Bulgaria Open Women | 2019/08/14 07:50 | Giorgia Piccolin v Haruna Ojio | W | 0-4 |
Away History
| Japan T League Women | 2020/12/04 08:00 | Kasumi Ishikawa v Takako Nagao | W | 3-1 |
| Japan T League Women | 2020/12/03 04:24 | Ying Han v Kasumi Ishikawa | W | 2-3 |
| ITTF Finals Women | 2020/11/19 02:00 | Kasumi Ishikawa v Hyowon Suh | L | 1-4 |
| World Cup Women | 2020/11/09 11:15 | Yingsha Sun v Kasumi Ishikawa | L | 4-0 |
| World Cup Women | 2020/11/09 03:45 | Hyowon Suh v Kasumi Ishikawa | W | 0-4 |
| 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 |