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Last name Kazuko (Kazuko , カズコ , Казуко ) , all over the world, is a common surname. The surname Kazuko is characteristic of Japan, where it is quite a common surname, Spain, where it is a very rare surname, and Myanmar. Not in comparison with a country's population, it is the most numerous in Japan, China, and Indonesia. Much less frequently, Kazuko is the forename as well as the last name.
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