Game guide · ZBHQK
Kakurasu: from controls to your first round
Take a moment to check the current turn. Mark cells so every weighted row total and column total matches its clue. A 5×5 grid shows target sums at the right and bottom. Try the rule on the board, then read the next instruction.
Generated 5×5 puzzles with an exact row-mask search for uniqueness before publication to the board. No calibrated difficulty labels.
One thing to notice as you play
Begin with the basic rule, then follow the result of your action. Tap cells to mark or clear them. Current totals are displayed alongside the target totals. Keep the goal in mind before your next move.
Aim for this result
The board gives you the information needed for the next action. Mark cells so every weighted row total and column total matches its clue. Try the rule on the board, then read the next instruction.
Step by step
- A 5×5 grid shows target sums at the right and bottom.
- A marked cell contributes its column number to its row sum, and its row number to its column sum.
- Tap cells to mark or clear them. Current totals are displayed alongside the target totals.
- Match all rows and columns to complete the puzzle. Each generated puzzle is checked to have one solution.
Your inputs
Take a moment to check the current turn. Tap a square to mark or clear it. Undo restores the last state. New puzzle generates another checked board. The game area remains available above the explanation.
An example to follow
Marking columns 2 and 5 in the same row gives that row a total of 7. A mark in row 3 contributes 3 to its column.
A common point of confusion
A careful first move helps you understand the round. The value is the position in the row or column, not a uniform count of marked squares. The game area remains available above the explanation.
More answers before you play
For this game, what is the aim of Kakurasu?
Mark cells so every weighted row total and column total matches its clue. You can start a new round from the game controls.
During a round, how do the controls work?
Tap a square to mark or clear it. Undo restores the last state. New puzzle generates another checked board. The worked example offers another way to follow the rule.
For this game, can you show an example?
Marking columns 2 and 5 in the same row gives that row a total of 7. A mark in row 3 contributes 3 to its column. Scores here do not represent cash or prizes.
When I start, which mistake should I avoid?
The value is the position in the row or column, not a uniform count of marked squares. No download or player account is required.
During a round, what rules and limits are used here?
Generated 5×5 puzzles with an exact row-mask search for uniqueness before publication to the board. No calibrated difficulty labels. The instructions above use these same rules.
For this game, how many people can play here?
Solo. This is local browser play, not internet matchmaking. You can start a new round from the game controls.
On this page, what does a marked square contribute?
Its column number to the row total, and its row number to the column total. A new round resets the current game.
For this game, why can row and column contributions differ?
A square in row 2, column 5 contributes 5 to its row and 2 to its column. You can start a new round from the game controls.
Does each generated puzzle have one solution?
The generator searches the row-mask combinations and only accepts a puzzle with exactly one solution. You can start a new round from the game controls.
Can I clear a square?
Yes. Tap a marked square again, or use Undo. The instructions above use these same rules.