THE PLAYBOOK · XHYWQHY
Nurikabe: a guide for your next round
Choose a round of Nurikabe and settle into its rules. Create one connected sea around numbered islands of exactly the stated size, without a 2×2 sea block. Choose a clear next step rather than rushing through the instructions. Choose a comfortable screen position before beginning. Choose a clear next step rather than rushing through the instructions.
Play ten compact 5×5 puzzles. Some boards begin with fixed shaded sea cells.
A focus for your next round
Keep the stated aim separate from side details such as animation or appearance. Progress is measured by the game’s own completion or scoring rules. Notice the feedback after each input.
Your objective
Create one connected sea around numbered islands of exactly the stated size, without a 2×2 sea block. Keep that objective in view throughout the round. Keep the controls in easy reach.
Start here and follow along
- Shade sea squares and leave islands white.
- Every island contains exactly one clue.
- Different islands cannot meet along an edge.
- Check puzzle verifies sizes, connectivity and forbidden sea blocks.
Making selections and moves
Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution. On a smaller screen, keep the active part of the board within view. Read the example below alongside these instructions.
Put the rules into context
An island labelled 1 is already complete, so its edge neighbours must be sea. Focus on why the action is allowed, not only its outcome. Keep the controls nearby.
An important reminder
Two numbered islands may not merge into one. Read the feedback to see why an action did not have the expected result. Keep the stated aim separate from side details such as animation or appearance. Progress is measured by the game’s own completion or scoring rules.
A few questions answered
What is the goal of Nurikabe?
The key detail is this: Create one connected sea around numbered islands of exactly the stated size, without a 2×2 sea block.
How do I control Nurikabe?
Keep this in mind: Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution.
What example helps explain Nurikabe?
Here is the relevant explanation: An island labelled 1 is already complete, so its edge neighbours must be sea.
While reading the Guide, what should I watch out for in Nurikabe?
Keep this in mind: Two numbered islands may not merge into one.
When I return, what format does Nurikabe offer?
Play ten compact 5×5 puzzles. Some boards begin with fixed shaded sea cells.
While learning, which play mode does Nurikabe use?
Keep this in mind: The mode on this page is Solo. Same-device play uses one screen; this game library does not provide internet matchmaking.