| Japon - T League - Femmes | 02/04 07:30 | - | Rui Zhang v Kyoka Idesawa | W | 2-3 | |
| Japon - T League - Femmes | 11/11 04:30 | - | Miu Hirano v Kyoka Idesawa | L | 3-2 | |
| Japon - T League - Femmes | 10/21 03:20 | - | Mima Ito v Kyoka Idesawa | L | 3-0 | |
| Japon - T League - Femmes | 08/11 10:30 | - | Kyoka Idesawa v Saki Shibata | L | 1-3 | |
| Japon - T League | 11/20 03:40 | - | Miwa Harimoto v Kyoka Idesawa | L | 3-0 | |
| Japon - T League | 11/03 05:00 | - | Sakura Mori v Kyoka Idesawa | L | 3-2 | |
| Japon - T League - Femmes | 12/28 05:40 | - | Hina Hayata v Kyoka Idesawa | L | 3-0 | |
| Japon - T League | 09/10 09:40 | - | Asuka Sasao v Kyoka Idesawa | L | 3-1 | |
| Japon - T League - Femmes | 12/14 04:00 | - | Kyoka Idesawa v Miyu Nagasaki | L | 0-3 | |
| Japon - T League - Femmes | 02/16 05:00 | - | Miyu Nagasaki v Kyoka Idesawa | W | 2-3 | |
| Japan Open 2019, WS | 06/12 10:50 | - | Kyoka Idesawa v Cheng, Hsien-Tzu | L | 3-4 | |
| Japan Open 2019, WS | 06/12 04:10 | - | Xiaona Shan v Kyoka Idesawa | W | 3-4 |