[3] Mizunami made her debut for Pro Wrestling Wave in April 2009 as part of a gauntlet battle royal for the DDT Ironman Heavymetalweight Championship.

[7] In 2021, Mizunami was announced as a participant in the AEW Women's Championship Eliminator Tournament as part of the Japanese bracket.

[8] In the opening round of the Japanese side of the bracket, Mizunami defeated Maki Itoh via submission on February 15.

[12][13] For winning the tournament, Mizunami challenged Shida for the AEW Women's World Championship on March 7 at Revolution, but was unsuccessful.

[14] On the March 10th episode of Dynamite, Mizunami teamed with Shida and Thunder Rosa where they defeated Nyla Rose, Maki Itoh and Dr. Britt Baker, D.M.D.