HOW TO PLAY

Controls and goals

How to operate
Compatible with mice, graphics tablets, and touch screens. You can also select the brush by holding down the left button and moving it with the 1 key.
Goal
Protect Aria from glitches and collect energy to repair layers of artwork

ABOUT THE GAME

Battle of the canvas.
The restoration progresses step by step.

"One Voice - Canvas Defense" is an action game by PixelDrake and zzzablo. Brush away glitches with brushes and other drawing tools, and gather energy to repair Aria's artwork.

01

Remove glitch with brush

The effect area is displayed on the brush with a light blue ring. Brush away the approaching glitch and prevent it from approaching Aria.

02

Repair layer with energy

As you prevent glitches and collect energy, the layers that make up Aria's artwork will open in sequence.

03

More tools and enemies in 12th stage

The official press kit guides you through all 12 stages and explains that new drawing tools, enemies, and mechanics will be added as you progress.

PLAY NOTES

Play notes

Required time
The official press kit takes at least 40 minutes, and the official itch.io average session takes about 1 hour. The latter is a one-time session guide.
Language
Available in English and Japanese
Fees/Support environment
You can play the official itch.io WebGL version for free. The author recommends the newer WebGL version over the download version, and it is compatible with smartphones and touch operations as well as PCs.
Display/operation adjustment
The official page recommends 1920×1080 and full screen display. If the cursor is difficult to follow, you can adjust it with the optional calibration
DEFEND THE CANVAS

Seven layers,
Let's get back to the end.

Play One Voice official WebGL version

On July 28, 2026, we checked the author's official itch.io distribution page and official press kit for the work description, language, operations, and required time. The two published images were taken by the editorial department using the official WebGL version. Sources: One Voice - Canvas Defense — PixelDrake official itch.io, One Voice Official Press Kit

STREAMING INFO

Streaming and video uploads

Streaming permission unconfirmedMonetization permission unconfirmed

We checked the author's official itch.io and official press kit, but we could not confirm the conditions that allow the general public to use live game streaming, live streaming, video posting, and monetization. The press kit's commercial use permission is for when the material on the same page is used for news reporting, and is distinguished from the game distribution permission. Please check with the creator for the latest conditions when distributing.

“Unconfirmed” does not mean streaming is prohibited. We have not confirmed an official policy for the general public.

Checked: · Official pages checked: One Voice - Canvas Defense — PixelDrake official itch.io, One Voice Official Press Kit

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