Game category: Puzzle
Puzzle by Nikoli S Heyawake
A sophisticated puzzle offering a delightful logical challenge.
Puzzle by Nikoli S Hitori
A puzzle for connoisseurs. Are you up for a challenge?
Puzzle by Nikoli S Kakuro
Puzzle by Nikoli S Masyu
Nikoli's original puzzle using only black and white circles for hints.
Puzzle by Nikoli S Numberlink
Intuitive puzzle where you draw lines to connect the same numbers.
Puzzle by Nikoli S Nurikabe
A popular puzzle where you have to figure out which cells are black and which are white.
Puzzle by Nikoli S Shikaku
Divide the grid into rectangles in this remarkably satisfying puzzle.
Puzzle by Nikoli S Slitherlink
Connect the dots to create a single loop in the best original puzzle by Nikoli!
Puzzle by Nikoli S Sudoku
A huge hit all over the world! The famous number puzzle "SUDOKU" has universal appeal!
Puzzle by Nikoli S Yajilin
Draw a loop and paint cells black in this double-challenging original puzzle from Nikoli!