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| | Articles:: The History of Sudoku |
 | | In 1984 Nikoli, Japan’s leading puzzle creating company, discovered Dell’s Number Place and decided to present them to their Japanese puzzle fans. |
 | | In 1986, after some important improvements were added, mainly by making symmetrical patterns and reducing the number of given clues, Sudoku became one of the best selling puzzles in Japan. |
 | | Realizing that the only problem with the Sudoku puzzles was their long name, Kaji Maki, the president of Nikoli abbreviated it to Sudoku - (Su = number, digit; Doku = single, unmarried). |
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