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Surname 仁科 (Ника , 仁科 , Нинка , along with others...) , all around the world, is quite a rare family name. The cognomen 仁科 is habitual in Kazakhstan, where it is quite a common surname, Belarus, where it is quite a rare surname, and Moldova. Measured by absolute frequency, the name is most common in Kazakhstan, Russia, and China. More prevalently, 仁科 is the forename as well as the last name.