Junior Idol Rei Kuromiya | Work

As of 2026, Rei Kuromiya has transitioned fully into a professional musician and rock vocalist.

While her early years were focused on modeling, Rei’s interest in music began to surface early.

: During this time, she also appeared on television, notably on TV Tokyo’s "Piramekino" at age 10. Artistic Evolution and Musical Foundations junior idol rei kuromiya work

: While BRATS was a primary focus for many years, the band announced a suspension of activities in March 2024.

: 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

: She currently performs in the duo REIRIE with former LADYBABY partner Rie Kaneko, which made its major label debut in early 2026.

: 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 Artistic Evolution and Musical Foundations : While BRATS

In later years, Rei has been vocal about the complexities of her start in the industry as a child.