KAITO, originally codenamed "TARO", is a Japanese VOCALOID developed originally by Yamaha Corporation and distributed by Crypton Future Media, Inc., and was initially released in February 2006 for the first VOCALOID engine. There has since been a second installment developed for the VOCALOID3 engine dubbed KAITO V3. His voice is provided by the famous Japanese singer, Naoto Fuga.