| Giraldilla Int. XD | 2018/09/22 11:00 | Mitani, Minatsu v Deng, J X | W | 2-1 |
| Giraldilla Int. XD | 2018/09/21 08:30 | Mitani, Minatsu v Choirunnisa, Choirunnisa | W | 2-1 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/09/20 06:00 | Mitani, Minatsu v Pan, Crystal | W | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/09/19 03:20 | Mitani, Minatsu v Wulandari, Silvi | W | 2-0 |
| Open d'Angleterre | 2018/09/11 03:30 | Mitani, Minatsu v Ratchanok Intanon | L | 1-2 |
| Giraldilla Int. XD | 2018/09/02 10:40 | Mia Blichfeldt v Mitani, Minatsu | W | 1-2 |
| Giraldilla Int. XD | 2018/09/01 13:40 | Mitani, Minatsu v Kirsty Gilmour | W | 2-0 |
| Giraldilla Int. XD | 2018/08/31 16:00 | Beatriz Corrales v Mitani, Minatsu | W | 0-2 |
| Giraldilla Int. XD | 2018/09/22 07:00 | Saito, Shiori v Yulia Y Susanto | W | 2-0 |
| Giraldilla Int. XD | 2018/09/21 09:00 | Saito, Shiori v Hartawan, Ruselli | W | 2-1 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/09/20 08:00 | Saito, Shiori v Putri Kusuma Wardani | W | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/09/19 07:50 | Saito, Shiori v Moningka, G. M. | W | 2-1 |
| Giraldilla Int. XD | 2018/08/08 09:10 | Rituparna Das v Saito, Shiori | L | 2-0 |
| Giraldilla Int. XD | 2018/07/27 00:30 | Saito, Shiori v Buranaprasertsuk, Porntip | L | 1-2 |
| Giraldilla Int. XD | 2018/07/26 03:00 | Jucharoen, Chananchida v Saito, Shiori | W | 0-2 |
| Giraldilla Int. XD | 2018/07/25 06:15 | Gai, Jennie v Saito, Shiori | W | 0-2 |