Last name Кадзуо (Kazuo 
, Кадзуо 
) , around the world, is a common family name. The surname Кадзуо is characteristic of Japan, where it is quite a rare surname, Taiwan, where it is a rare surname, and Malaysia. In absolute terms, the name is most common in Japan, China, and Indonesia. Very seldom, Кадзуо is the forename as well as the last name.