| Giraldilla Int. XD | 2018/05/03 03:20 | Suzuki, Haruko v Nakai, Yukino | L | 2-0 |
| Giraldilla Int. XD | 2018/05/01 23:20 | Nakai, Yukino v Rao Chukka, Sai Uttejitha | W | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/04/30 23:45 | Nakai, Yukino v Mine, Ayumi | W | 2-1 |
| China Masters Women | 2018/04/12 06:00 | Nakai, Yukino v Shuo Yun Sung | L | 0-2 |
| China Masters Women | 2018/04/11 05:20 | Chun, Lin Ying v Nakai, Yukino | W | 0-2 |
| Giraldilla Int. XD | 2018/04/05 07:20 | Se Young An v Nakai, Yukino | W | 0-2 |
| Giraldilla Int. XD | 2018/04/05 03:20 | Jeon, Joo I v Nakai, Yukino | W | 0-2 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/02/21 09:00 | Nakai, Yukino v Wei Xu | L | 0-2 |