Daily Kakurasu puzzles in different sizes. Mark squares and adds up the numbers of the marked squares to the numbers on the right and bottom of the grid. This is a Japanese puzzle game that combines Sudoku and crossword principles. Find the right combination of numbers whose sum is the clue written on the edge of the grid. Each digit must be unique in any given sum. You win the game when the grid is completed with the correct digits in every cell! Do not be fooled by the simple-looking rules, the grids can be very complicated! Play this fun game only on y8.com