Nanro is a Nikoli-style number placement puzzle. You place numbers in cells within outlined regions. Each number tells you how many numbered cells are in that region. No two adjacent numbered cells can have the same number.

How do you play Nanro?

Click on cells to cycle through numbers 1-4 or clear them. The number in each cell equals the count of numbered cells in its region. Pre-filled clue cells are shown in blue. No two orthogonally adjacent numbered cells across different regions may share the same number.

What are the rules of Nanro?

1) Each outlined region must have at least one numbered cell. 2) A number in a cell shows how many numbered cells are in that region. 3) No two orthogonally adjacent numbered cells from different regions can have the same number.

How many levels does Nanro have?

30 levels across 5 tiers: Beginner (5x5), Easy (5x6), Medium (6x7), Hard (7x8), and Expert (8x10). Each tier has 6 levels of increasing complexity.

Nanro - Play Free Online Number Region Puzzle

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Nanro - Number Region Puzzle