There just a computer program, voice synthesizers, looks like you've got some decent Ответы but if Ты really want to know a lot about all the different Вокалоид try their wiki
link There are currently 34 different Вокалоид Пение in Japanese, English, Korean, Spanish, and Chinese
Currently 4 еще Вокалоид are in the making and they are updating many of the existing Вокалоид voice banks. The most Популярное Вокалоид are Miku, Rin+Len, Gumi, Gackupo, Kaito, Luka, and Meiko.
I gotta get out of the house more..... ^^" cause that was all by memory....