■ What is Sudoku?
This is a game in which numbers 1 to 9 are placed vertically and horizontally on a 9x9 square board without duplication. Also known as Sudoku.
■ What is Kanji Nankuro?
Nankuro is a crossword puzzle with no hints. Among them, the one limited to Chinese characters is called Kanji Nankuro.
■ What are four arithmetic operations?
This is a puzzle that uses +-× ÷ to make a total of 10 4-digit numbers.
■ About the number of problems
Includes over 700 questions.
This is a game in which numbers 1 to 9 are placed vertically and horizontally on a 9x9 square board without duplication. Also known as Sudoku.
■ What is Kanji Nankuro?
Nankuro is a crossword puzzle with no hints. Among them, the one limited to Chinese characters is called Kanji Nankuro.
■ What are four arithmetic operations?
This is a puzzle that uses +-× ÷ to make a total of 10 4-digit numbers.
■ About the number of problems
Includes over 700 questions.
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