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Cognomen 豊 (Yutaka , 豊 ) , in the entire world, is quite a common family name. The surname 豊 is habitual in Japan, where it is quite a rare surname, Taiwan, and Singapore, where it is a rare surname. Not in comparison with a country's population, it is commonest in Eastern Asia, particularly Japan, China, and Taiwan. Also, 豊 is the forename as well as the last name.