Miku Hatsune is a virtual pop star created by the Japanese company Crypton Future Media. She is a vocal synthesizer software that allows users to create music using her voice, which is based on a real singer's voice. Miku is known for her long turquoise hair and futuristic appearance, often depicted in a variety of colorful outfits. Since her debut in 2007, Miku has gained immense popularity, becoming a cultural icon in Japan and around the world. She has performed in live concerts as a hologram and has collaborated with various artists, contributing to the growth of the Vocaloid phenomenon in music.