| Giraldilla Int. XD | 2018/06/20 17:40 | Mitani, Minatsu v Lee, Se Yeon | L | 0-2 |
| Osaka Int. Women | 2019/04/05 04:30 | Mitani, Minatsu v Oie, Natsuki | W | 2-0 |
| Macau Open 2019, WS | 2018/11/01 10:45 | Ji, S. v Mitani, Minatsu | L | 2-0 |
| Giraldilla Int. XD | 2018/09/23 07:00 | Mitani, Minatsu v Saito, Shiori | W | 2-0 |
| 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 |
| Osaka Int. Women | 2019/04/04 08:53 | Riko Gunji v Lee, Se Yeon | W | 1-2 |
| Osaka Int. Women | 2019/04/04 07:20 | Riko Gunji v Lee, Se Yeon | W | 1-2 |
| Osaka Int. Women | 2019/04/04 02:00 | Selvaduray Kisona v Lee, Se Yeon | W | 0-2 |
| China Masters Women | 2019/03/13 08:00 | Shimoda, Natsumi v Lee, Se Yeon | L | 2-0 |
| Giraldilla Int. XD | 2018/11/28 05:10 | Fitriani Fitriani v Lee, Se Yeon | L | 2-0 |
| Macau Open 2019, WS | 2018/11/01 05:30 | Li, Xuerui v Lee, Se Yeon | L | 2-1 |
| Macau Open 2019, WS | 2018/10/31 03:00 | Su Yu Chen v Lee, Se Yeon | W | 1-2 |
| Indonesia Masters XD | 2018/09/26 03:10 | Ga Eun Kim v Lee, Se Yeon | L | 2-1 |