Kaito Shion is a virtual singer and character from the Vocaloid software, developed by Crypton Future Media. He is known for his distinct blue hair and a youthful appearance, often depicted wearing a blue scarf. Kaito's voice is provided by a male vocal synthesizer, allowing users to create songs in various genres. Kaito was first released in 2006 and has since gained popularity within the Vocaloid community. He is often associated with themes of love and longing in his songs. Kaito's character is also known for his friendly and supportive personality, making him a beloved figure among fans.