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Cognomen 文彦 (文彦 , Wenyan , Fumihiko ) , all over the world, is quite a common family name. The cognomen 文彦 is habitual in China, where it is a rare surname, Japan, and Singapore. In absolute terms, it is commonest in China, Japan, and Indonesia. More prevalently, 文彦 is the forename as well as the last name.