Ruki is a Japanese musician and the lead vocalist of the visual kei rock band the GazettE. Known for his distinctive voice and dynamic stage presence, he has contributed to the band's success since its formation in 2002. Ruki's lyrics often explore themes of pain, love, and existentialism, resonating with a wide audience. In addition to his work with the GazettE, Ruki has been involved in various side projects and collaborations, showcasing his versatility as an artist. He is recognized for his unique fashion sense, which is characteristic of the visual kei movement, blending music and visual art in innovative ways.