Japan Junior Idol Rei Kuromiya New | No Password |

Their first major milestone is the upcoming release of their debut EP, Amethyst , on , under Bandai Namco Music Live's MoooD Records . This five-track EP represents a "daring leap into the major-label spotlight" for the duo. The lead single from the EP, "AISHITEYO," was pre-released on streaming platforms on November 26, 2025. A track described as an "emotional rock song exploring themes of love and illusion in the digital age," it was produced by the musical team of Yuki Tsujimura × MEGMETAL, and showcases REIRIE's vocal power. The EP itself, built on a foundation of "guitar rock" also incorporates elements of R&B and alternative, highlighting the "expressive range and vocal contrast" between the two singers.

: Rei continues to front the rock band BRATS , which focuses on a darker, grittier sound. Reflection on "Junior Idol" Roots japan junior idol rei kuromiya new

During her childhood and early teenage years, she was prominently categorized as a "junior idol," a highly specific subset of the Japanese entertainment market. She released various digital photo books and physical media, such as the Innocence and Juberai image DVD series. Their first major milestone is the upcoming release