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Sudokus with no one can solve
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Twodoku
Sohei Sudoku
W Sudoku
Clueless Sudoku 1
Clueless Sudoku 2
Twin Corresponding Sudoku
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Sudokus that no one can solve
Sudokus that no one can solve, not only including Sodukus which is very difficult but also that no one trying to solve it.
W Sudoku
15-February-2025
- W Sudoku is made up with five grids and formed W word.It is means that numbers are put in all five grids exactly.
W Sudoku
15-February-2025
- W Sudoku is made up with five grids and formed W word.It is means that numbers are put in all five grids exactly.
Sohei Sudoku
16-February-2025
- Named for the warrior monks of medieval Japan, Sohei Sudoku has four merged grids. Each grid has two overlapping areas.
Sohei Sudoku
16-February-2025
- Named for the warrior monks of medieval Japan, Sohei Sudoku has four merged grids. Each grid has two overlapping areas.
Clueless Sudoku 1
16-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Clueless Sudoku 1
16-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Clueless Sudoku 2
16-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Clueless Sudoku 2
16-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Sohei Sudoku
17-February-2025
- Named for the warrior monks of medieval Japan, Sohei Sudoku has four merged grids. Each grid has two overlapping areas.
Sohei Sudoku
17-February-2025
- Named for the warrior monks of medieval Japan, Sohei Sudoku has four merged grids. Each grid has two overlapping areas.
W Sudoku
17-February-2025
- W Sudoku is made up with five grids and formed W word.It is means that numbers are put in all five grids exactly.
W Sudoku
17-February-2025
- W Sudoku is made up with five grids and formed W word.It is means that numbers are put in all five grids exactly.
Clueless Sudoku 1
17-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Clueless Sudoku 1
17-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Clueless Sudoku 2
17-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Clueless Sudoku 2
17-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Twin Corresponding Sudoku
17-February-2025
- Twin Corresponding Sudoku consists of a pair of standard sudoku puzzles each with some starting digits. To get a complete solution for the twin puzzles, it is necessary to solve each twin puzzle, but the complete solution of the twin puzzles will be obtained by substituting the corresponding values of the digits from one twin sudoku into the other.
Twin Corresponding Sudoku
17-February-2025
- Twin Corresponding Sudoku consists of a pair of standard sudoku puzzles each with some starting digits. To get a complete solution for the twin puzzles, it is necessary to solve each twin puzzle, but the complete solution of the twin puzzles will be obtained by substituting the corresponding values of the digits from one twin sudoku into the other.
Twodoku
18-February-2025
- Twodoku consists of two grids 9 x 9. The numbers must be placed correctly for both puzzle squares.
Twodoku
18-February-2025
- Twodoku consists of two grids 9 x 9. The numbers must be placed correctly for both puzzle squares.
Clueless Sudoku 2
19-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Clueless Sudoku 2
19-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Twin Corresponding Sudoku
19-February-2025
- Twin Corresponding Sudoku consists of a pair of standard sudoku puzzles each with some starting digits. To get a complete solution for the twin puzzles, it is necessary to solve each twin puzzle, but the complete solution of the twin puzzles will be obtained by substituting the corresponding values of the digits from one twin sudoku into the other.
Twin Corresponding Sudoku
19-February-2025
- Twin Corresponding Sudoku consists of a pair of standard sudoku puzzles each with some starting digits. To get a complete solution for the twin puzzles, it is necessary to solve each twin puzzle, but the complete solution of the twin puzzles will be obtained by substituting the corresponding values of the digits from one twin sudoku into the other.
Clueless Sudoku 2
19-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Clueless Sudoku 2
19-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Clueless Sudoku 2
19-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Clueless Sudoku 2
19-February-2025
- Clueless Sudoku is made up with nine nonoverlap 9*9 Sudokus.The 10th 9*9 Sudoku is hidden in the topic and marked with dark gray grids.
Twin Corresponding Sudoku
19-February-2025
- Twin Corresponding Sudoku consists of a pair of standard sudoku puzzles each with some starting digits. To get a complete solution for the twin puzzles, it is necessary to solve each twin puzzle, but the complete solution of the twin puzzles will be obtained by substituting the corresponding values of the digits from one twin sudoku into the other.
Twin Corresponding Sudoku
19-February-2025
- Twin Corresponding Sudoku consists of a pair of standard sudoku puzzles each with some starting digits. To get a complete solution for the twin puzzles, it is necessary to solve each twin puzzle, but the complete solution of the twin puzzles will be obtained by substituting the corresponding values of the digits from one twin sudoku into the other.