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Cognomen Uekusa (Uekusa
, Уэкуса) , throughout the world, is a very rare surname. The cognomen Uekusa is habitual in Japan, where it is a very rare surname, Thailand, where it is an extremely rare surname, and Philippines. In absolute terms, it is commonest in Japan, the United States, and Thailand. Likewise, Uekusa is the forename as well as the last name.