The puzzle consists of filling a 9×9 board with numbers from 1 to 9.
The name "Sudoku" is an abbreviation of
"numbers must be single" because of the rule that
"the same number cannot be placed in the same column or block".
How to participate Puzzle rally
①Solve Sudoku puzzles on your smartphone.
②You can solve the puzzle smoothly by finding the clue numbers at the checkpoints!
③Show the correct answer screen at the goal and get a participation prize!
By filling out the survey, you will be able to challenge the gacha to win wonderful goods!