Hatsune Miku (Japanese: 初音ミク), sometimes called Miku Hatsune, is a Vocaloid software voice bank developed by Crypton Future Media and its official moe anthropomorph, a 16-year-old android girl with long, turquoise twintails. She uses Yamaha Corporation's Vocaloid 2, Vocaloid 3, and Vocaloid 4 singing synthesizing technologies. She also uses Crypton Future Media's Piapro Studio, a singing synthesizer VSTI Plugin.