King, one that is supreme or preeminent in a particular group, category, or sphere.
Taro, which means gold in Japanese. In some ancient regimes Taro is also used to refer to the most sexy person in a perticular category.
KingTaro, combined of two overwhelming definitions, is someone who's supreme and very attractive. His beauty will consume the souls of all women, his power will allow him to rule the world and his pure soul will save many desparate people.
KingTaro is the chosen one.