Nurikabe

Game Rules: Tap for sea; hold to mark land

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Game Rules: Nurikabe

Play Nurikabe online for free. Size each numbered white island; connect all black cells, with no black 2×2.

Also known or searched as: Islands in the Stream / Islands and Walls

Why play this puzzle

Nurikabe focuses on growing numbered white islands inside one connected black sea, often searched as Islands in the Stream / Islands and Walls. It works well as a quick logic exercise, but also has enough depth for longer solving sessions with fresh generated boards.

The best way to solve this Region Division puzzle is to lean on step-by-step deduction: confirm forced moves first, reduce the remaining possibilities, and let the full solution emerge step by step.

Tap for sea; hold to mark land

Frequently Asked Questions

Is Nurikabe the same as Islands in the Stream / Islands and Walls?

Yes. Islands in the Stream / Islands and Walls are common names or closely related names for Nurikabe, and you can play this version online for free here.

Can I play Nurikabe for free?

Nurikabe is free to play online. You can start in your browser without downloading or installing anything.

Does Nurikabe work on mobile?

Yes. Nurikabe can be played in modern desktop and mobile browsers.

Do I need an account to play Nurikabe?

No account is required. Open the puzzle page and start solving immediately.

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