We've optimized existing Nonograms(Picross, Paint by Numbers, Griddlers, Pic-a-Pix, Hanjie) to work best on phones and tablets, making them more enjoyable and convenient than any other nonogram game.

■ Touch-friendly controls
In addition to finger-touch mode, we support virtual mouse cursor mode for precise control, even on large puzzles.
You can freely zoom in on the puzzle screen.

■ Additional features to help you solve puzzles
You can now overlay memos on top of already entered answers, making the memo function more useful.
You can convert the on-screen memos to the desired inputs at once.
Simple Boxes feature reduces the amount of simple inputs required at the beginning of each puzzle.
Highlight rows and columns that you need to focus on.
Number hints can be pinned to the edge of the screen or displayed around the cursor when zoomed in.

■ Support for different puzzle difficulty levels
Provides 8 different sizes of puzzles.
Provides both automatic selection of difficulty and manual selection.
Puzzle data is added continuously.
We only provide puzzles that have been proven to be solvable. (Playtested by our team)

■ Infinite Undo
You can use the Undo feature without limits. (Not available on app restart)

■ Prevent Screen off
If you do not want the screen to turn off while playing, turn on the prevent screen dimming option.

■ Multiple language support (you can choose your own)
We support 16 languages.
The app will automatically select your device's default language on first launch, but you can change it to your favorite language at any time.

■ Supports mouse input
Supports input via Bluetooth mouse and USB mouse.

■ Offline play
Play without a network connection.