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Nonograms Katana

Nonograms Katana

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Game Introduction

Nonograms Katana: Sharpen Your Mind!

Nonograms, also known as Hanjie, Griddlers, Picross, Japanese Crosswords, Japanese Puzzles, Pic-a-Pix, and "Paint by Numbers," among other names, are captivating picture logic puzzles. In these puzzles, you color or leave blank cells in a grid according to numbers at the side, revealing a hidden picture. These numbers represent discrete tomography, indicating how many unbroken lines of filled squares exist in any given row or column. For instance, a clue like "4 8 3" signifies sets of four, eight, and three filled squares, respectively, with at least one blank square between successive groups.

To solve a Nonogram, you must determine which cells to fill with boxes and which to leave as empty spaces. Identifying spaces is just as crucial as filling boxes, as spaces later help in determining where a clue (a continuous block of boxes corresponding to a number in the legend) may extend. Solvers typically use a dot or a cross to mark cells they are certain are spaces.

Guessing is a no-go in Nonograms. Only cells determined by logic should be filled. A single error from guessing can spread across the entire puzzle, ruining the solution.

Features:

  • 1001 nonograms
  • All puzzles are free
  • All puzzles tested by a computer program and have a unique solution
  • Available in black-and-white and colored formats
  • Nonograms sorted by groups ranging from 5x5 to 50x50
  • Download puzzles shared by other users
  • Create and share your own puzzles
  • 15 free hints per puzzle
  • Use crosses, dots, and other symbols to mark cells
  • Auto cross out numbers
  • Auto fill trivial and completed lines
  • Auto save feature; if stuck, you can try another puzzle and return later
  • Zoom and smooth scrolling capabilities
  • Lock and zoom number bars
  • Lock current puzzle state to check assumptions
  • Customize background and font
  • Switch between day and night modes, customize color schemes
  • Optional cursor for precise cell selection
  • Undo and redo options
  • Share completed puzzle pictures
  • Save game progress to the cloud
  • Achievements and leaderboards
  • Support for screen rotation and puzzle rotation
  • Suitable for both phones and tablets

VIP Features:

  • No Ads
  • View Answer
  • 5 extra hints per puzzle

The Guild Expansion:

Welcome to the Adventurers Guild! By solving puzzles, you'll earn loot and experience. You'll acquire weapons that help you solve puzzles more quickly, complete quests for rewards, and rebuild a settlement by piecing together lost mosaics.

The Dungeon Expansion:

Dive into a game within a game with an isometric turn-based RPG. What adventurer doesn't dream of exploring a dungeon?

Website: nonograms-katana.com

Facebook: Nonograms Katana on Facebook

What's New in the Latest Version 19.12

Last updated on Oct 10, 2024

  • Auto downloading of previously completed puzzles
  • Tap the preview to scroll the puzzle to the specific location
  • Upgrade building: option to show quantity in warehouse (倉)
  • Info about the current upgrade is now available during production/journey
  • Train upgrade to level 2 is now locked until at least one carriage is built
  • Dungeon: critters can no longer use buffs and debuffs if they are mad
  • Limitless cauldron option
  • Minor fixes and improvements
Reviews Post Comments
PuzzleFan123 Aug 05,2025

Really fun app! Nonograms Katana keeps my brain sharp with challenging puzzles. Love the sleek design and smooth gameplay. Only wish there were more hints for tough levels!

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