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Surname Sicai (思才 , 四才 , Sicai ) , across the world, is a rare cognomen. The cognomen Sicai is habitual in China, where it is a very rare surname, Germany, where it is an extremely rare surname, and South Africa. Not in comparison with a country's population, it is commonest in China, Germany, and India. More prevalently, Sicai is the forename as well as the last name.