Mizuki Fujii (藤井 瑞希, Fujii Mizuki, born 5 August 1988) is a badminton player from Ashikita, Kumamoto, Japan and plays for the Renesas badminton club.

She also assisted her team in winning the bronze medal at the 2010 Uber Cup.

Her career highest achievement was the silver medal in the women's doubles at the 2012 London Summer Olympics with Kakiiwa.

[3] Women's doubles Girls' doubles The BWF Superseries, launched on 14 December 2006 and implemented in 2007, is a series of elite badminton tournaments, sanctioned by Badminton World Federation (BWF).

A season of Superseries features twelve tournaments around the world, which introduced since 2011, with successful players invited to the Superseries Finals held at the year end.