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Surname 四元 (四元 , Shimoto , Simoto ) , around the world, is a rare cognomen. The last name 四元 is characteristic of Hong Kong, where it is a rare surname, Chile, where it is a very rare surname, and China. In absolute terms, it is the most numerous in China, Brazil, and Hong Kong. More prevalently, 四元 is the forename as well as the last name.