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Family name Toyoshima (トヨシマ , Toyoshima
) , all around the world, is quite a rare surname. The cognomen Toyoshima is characteristic of Hong Kong, where it is quite a rare surname, Singapore, where it is a rare surname, and Japan. Not in comparison with a country's population, it is the most numerous in Japan, Brazil, and Hong Kong. More frequently, Toyoshima is the forename as well as the last name.