In later years, Rei has been vocal about the complexities of her start in the industry as a child.
: She debuted in 2008, initially using the stage name "Ray". By 2009, she joined Bambina Pro , where she quickly became the agency’s most popular talent.
As of 2026, Rei Kuromiya has transitioned fully into a professional musician and rock vocalist. junior idol rei kuromiya work
: During this time, she also appeared on television, notably on TV Tokyo’s "Piramekino" at age 10. Artistic Evolution and Musical Foundations
: In 2014, she participated in the Miss iD 2015 competition, winning the semi-grand prix. This victory led directly to the formation of LADYBABY in March 2015 alongside fellow winner Rie Kaneko and performer Ladybeard. Reflection on Her Junior Idol Roots In later years, Rei has been vocal about
Rei Kuromiya is a Japanese singer and musician who gained global fame as a founding member of the "kawaii metal" group . However, her professional journey began much earlier as a junior idol , a career phase that spanned from 2008 to roughly 2014 and significantly shaped her later artistic identity. Early Career: The Junior Idol Phase (2008–2014)
: Rei eventually left LADYBABY in November 2017, citing disillusionment with the "idol" label and physical issues like throat problems. As of 2026, Rei Kuromiya has transitioned fully
While her early years were focused on modeling, Rei’s interest in music began to surface early.