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Last name 白岩 (Yuna
, 白岩
, Shiraiwa
) , across the world, is quite a common family name. The surname 白岩 is habitual in Malaysia, where it is quite a rare surname, South Korea, and Mongolia. In absolute terms, it most frequently occurs in Indonesia, Malaysia, and South Korea. More prevalently, 白岩 is the forename as well as the last name.