Kaya is a Japanese visual kei musician renowned for his eclectic approach to music, blending elements from multiple genres with an emphasis on electronic music, gothic aesthetics, and a touch of classical flair. Since his debut in the early 2000s, Kaya has been known for his unique voice and elaborate stage presence, which have garnered him a dedicated following both within Japan and internationally. Originally a member of the duo Schwarz Stein with Hora, Kaya went on to pursue a successful solo career, consistently releasing music that embraces his iconic gothic style laced with electro beats and romanticized lyrics.

Kaya's discography, characterized by its thematic diversity, showcases his versatility as an artist. His recent releases like "VILLAINS" and "ROSE" continue to delve into dynamic narratives, often incorporating traditional Japanese motifs, as evidenced by titles such as "Hannya." With "DRESS" and "FABULOUS," Kaya demonstrates his flair for dramatic presentation and glamour, further solidified through evocative tracks like "夢路" (Yumeji). His twin releases "GOTHIC (Bi-type)" and "GOTHIC (Ai-type)" reflect his capacity to explore different facets of a concept through music, while singles like "TABOO" and "GLITTER" exude the charisma and sensual energy that have become synonymous with his brand. Kaya's body of work is not only a testament to his artistic courage but also a continuous celebration of theatricality interwoven with the fabric of Japanese visual kei culture.