KAITO is a humanoid persona voiced by a singing synthesizer application called Vocaloid developed by Yamaha Corporation. He has performed at live concerts onstage as an animated projection along with Crypton Future Media's other Vocaloids. His production code name was "Taro". His voice is sampled by Naoto Fūga. He was the fourth ever released Vocaloid and the second in Japanese.
Kaito, used as the kanji "海斗" is currently 72nd place in Japan, in terms of kanji and Kaito used as "かいと" is 9th place in terms of sound. (source: http://5go.biz/sei/cgi/ninki1.htm).
Kaito Nakamura is a Japanese actor and model affiliated with Oscar Promotion. He played the role of Nagi Matsuo/Ki Ninger in the 2015 Super Sentai TV series Shuriken Sentai Ninninger.