The Reina World Tag Team Championship was a professional wrestling Tag team championship promoted by Reina Joshi Puroresu. The championship was created in September 2011 in Universal Woman's Pro Wrestling Reina (UWWR) promotion. Through UWWR's working relationship with Consejo Mundial de Lucha Libre (CMLL), CMLL wrestlers have also competed for the title. Following the dissolution of UWWR in May 2012, the title moved over to Reina X World, later renamed Reina Joshi Puroresu.

Hikaru Shida is a Japanese professional wrestler, martial artist, actress, and model. She is signed to All Elite Wrestling (AEW), where she is a former three-time AEW Women's World Champion, with her first reign being the longest in the title's history. She also wrestles for AEW's sister promotion Ring of Honor (ROH), and for Japanese promotions Oz Academy and Pro Wrestling Wave.