Hatsune Miku (Japanese: 初音ミク), also called Miku Hatsune, and officially code-named CV01, is a Vocaloid software voicebank developed by Crypton Future ... Miku's voice was synthesized based on the voice of Saki Fujita, a human singer, actor and voice actor. The Vocaloid software application works on both Windows and Mac computers by taking inputs of melody and Japanese language lyrics and outputting the music with Miku as the vocalis