Samfree is a Japanese music producer that using what software to produce his music?
Samfree: Sano Takayuki (佐野貴幸 ) , more commonly known as samfree or SAM, was a Japanese music producer heavily involved in composing and arranging songs using Vocaloid software. Vocaloid: Vocaloid (ボーカロイド , Bōkaroido ) is a singing voice synthesizer.
Vocaloid