Kuromiya's influence on the industry can be seen in her contributions to the junior idol market. She has inspired many young idols and has helped pave the way for future generations. Her collaborations with other artists and producers have also led to the creation of new and innovative music.
Kuromiya used her idol fame as a springboard to pursue her primary interest: . BRATS (2011–2024) junior idol rei kuromiya work
She transitioned into legitimate music production, forming the band in 2015 with adult performers and another junior model, Rie Kaneko. This group went viral internationally, mixing heavy metal with J-pop, and allowed Kuromiya to showcase genuine musical talent that transcended her earlier modeling work. Her evolution from a model in the junior gravure circuit to a touring musician demonstrated a resilience often missing in an industry that frequently discards young talent once they mature. Kuromiya's influence on the industry can be seen
Rei Kuromiya has spoken about the difficult experiences of her early career as a junior idol, describing it as a time when she suppressed her emotions. Following this period, she found success in music with projects like LADYBABY and BRATS before forming the duo REIRIE, aiming to be recognized for her true self. The Tragedy and Triumph of Kuromiya Rei - Homicidols Kuromiya used her idol fame as a springboard