V2:
V4:
Language: Japanese
Gender/Voice type: Female
Release date: December 4th, 2009
Company: AH-Software
Voice provider: Unrevealed
Fun facts:
- Her first name, "Yuki", means "snow", while her last name, "Kaai", roughly means "song" and "love".
- Yuki's given age is 9 years old.
- She voiced was by a young child, not an adult like most Vocaloids, and has the youngest voice provider.
- Yuki was the first Vocaloid to be voiced by a child.
- When she received her V4 update, a different voice provider was used to make her growl components due to her initial voice provider maturing.
- Hiyama Kiyoteru is her male counterpart. They were released as a kindergarten "student" and "teacher" respectively.
Song: "Jealousy" feat. Kaai Yuki, written by Daisuke-P