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Cognomen Kanau (Kanau
, Канау
) , in all the world, is a rare family name. The cognomen Kanau is habitual in Papua New Guinea, where it is quite a rare surname, Syria, where it is a rare surname, and Japan. In absolute terms, it most frequently occurs in India, Papua New Guinea, and Japan. Very seldom, Kanau is the forename as well as the last name.