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Cognomen Takaya (タカヤ , Takaya , Такая ) , globally, is a common last name. The cognomen Takaya is characteristic of Japan, where it is quite a common surname, Algeria, where it is a rare surname, and Taiwan. Measured by absolute frequency, this name is the most popular in Japan, Algeria, and Indonesia. Much less frequently, Takaya is the forename as well as the last name.