Mercuro (マーキュロ), a subculture idol group established in May 2022, draws its name from Mercurochrome, a disinfectant that symbolizes their mission of healing emotional and mental wounds through music. Their sound fuses diverse elements of subculture and alternative idol genres, creating a unique auditory experience that resonates deeply with listeners by exploring themes of emotional healing and personal narratives. The lyrics and musical compositions are crafted to be empathetic and relatable, positioning Mercuro as a true voice for their audience and fostering a connection that transcends mere entertainment.