Angkernya Japan Open 2018, Total 18 Unggulan Tersingkir Dalam 3 Hari Kompetisi

7. Misaki Matsutomo/Ayaka Takahashi (2)

8. Shiho Tanaka/Koharu Yonemoto (5)

9. Lee So Hee/Shin Seung Chan (7)

Ganda Campuran :

10. Tang Chun Man/Tse Ying Suet (4)

11. Chris Adcock/Gabrielle Adcock(7)

12. Hafiz Faizal/Gloria Emanuelle Widjaja (8)

Ganda putra :

13. Takeshi Kamura/Keigo Sonoda(3)

14. Liu Cheng/Zhang Nan (4)

15. Mathias Boe/Carsten Mogensen (5)

16. Mads Conrad-Petersen/Mads Pieler Kolding (6)

17. Takuto Inoue/Yuki Kaneko (7)

18. Kim Astrup/Andres Skaaruup Rasmussen (8)