Rei Kuromiya is a Japanese singer and musician who first gained widespread attention as a "junior idol," a term describing performers under age 15. Born on , in Saitama, Japan, her career has evolved from early child modeling into a journey through viral internet fame and, ultimately, creative independence in the J-Rock scene. Early Career: The Junior Idol Era
This early exposure brought significant controversy. Rei later reflected on the "darker" side of this work, acknowledging that some viewed the industry as exploitative or even synonymous with child pornography. She admitted that the judgment from others caused her to "look down" on herself, creating a complex relationship with her past that would later fuel her rebellious musical persona. The Global Breakthrough: LADYBABY rei kuromiya junior idol
: After Ladybeard's departure in 2016, the group rebranded as "The Idol Formerly Known As LADYBABY" . Rei officially left on November 17, 2017, citing disillusionment with traditional idol culture and throat issues from heavy touring . BRATS and REIRIE Rei Kuromiya is a Japanese singer and musician