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  • 'When Was Sudoku Popularized' pink title on a background picture of an unsolved sudoku puzzle and a pen

    When Was Sudoku Popularized?

    Sudoku was popularized in 1986 by the Japanese puzzle company Nikoli, under the name Sudoku, meaning single number; It became an international hit in 2005. The modern Sudoku was most likely designed anonymously by Howard Garns, a 74-year-old retired architect and freelance puzzle constructor

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