Gackt is a Japanese musician, actor, and author, known for his unique blend of rock and pop music. He first gained fame in the late 1990s as the lead vocalist of the band Malice Mizer, which was influential in the visual kei movement. Gackt's solo career has been marked by numerous hit songs and albums, showcasing his versatile vocal range and theatrical style. In addition to his music career, Gackt has appeared in various films, television dramas, and stage productions. He is also recognized for his striking appearance and elaborate costumes, which have contributed to his popularity in Japanese pop culture. Gackt continues to be an influential figure in the entertainment industry.