As a junior idol, Rei has released several singles and albums, showcasing her vocal abilities and versatility. Her music style ranges from upbeat pop tracks to heartfelt ballads, catering to a wide range of musical tastes. Her songs often feature catchy melodies, synchronized dance routines, and inspiring lyrics that resonate with her young audience.
: During this period, Rei was associated with agencies like Charm Pro and appeared in numerous specialized junior idol publications and products. Fans can still find archival items like signed raw photos and "Cheki" (Polaroids) from her early days. junior idol rei kuromiya