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Last name 繁雄 (Shigeo , 繁雄 ) , around the world, is quite a common family name. The cognomen 繁雄 is habitual in Japan, where it is quite a rare surname, Malaysia, where it is a rare surname, and Hungary. In absolute terms, it most frequently occurs in Japan, China, and Myanmar. Also, 繁雄 is the forename as well as the last name.