Game guide · VIP-QIE
Kakurasu: instructions and practice
Read the position before choosing your next action. 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.
Build familiarity through play
Take a moment to check the current turn. Tap cells to mark or clear them. Current totals are displayed alongside the target totals.
What counts as success
Keep the goal in view while choosing a move. Mark cells so every weighted row total and column total matches its clue.
The steps to play
- 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.
Choosing and moving on screen
Use the controls beside the game rather than guessing the rules. 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.
A closer look at one 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. Start a new round when you are ready to try again.
Notice this detail
Check the rule below as you play. The value is the position in the row or column, not a uniform count of marked squares. Try the rule on the board, then read the next instruction.
Answers about the rules and controls
During a round, what is the aim of Kakurasu?
Mark cells so every weighted row total and column total matches its clue. The worked example offers another way to follow the rule.
For this game, how do the controls work?
Tap a square to mark or clear it. Undo restores the last state. New puzzle generates another checked board. Keep the current game state in view while applying this 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. The instructions above use these same rules.
Which mistake should I avoid?
The value is the position in the row or column, not a uniform count of marked squares. The instructions above use these same rules.
For this game, 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. No download or player account is required.
During a round, how many people can play here?
Solo. This is local browser play, not internet matchmaking. Scores here do not represent cash or prizes.
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.
During a round, why can row and column contributions differ?
A square in row 2, column 5 contributes 5 to its row and 2 to its column. Use the labelled controls for your next action.
On this page, does each generated puzzle have one solution?
The generator searches the row-mask combinations and only accepts a puzzle with exactly one solution. The game is played locally in your browser.
On this page, can I clear a square?
Yes. Tap a marked square again, or use Undo. The game is played locally in your browser.