JavaScript is disabled. Some interactive features require JavaScript. Core content is still available below.

ATOK

Q: How do I uninstall ATOK?

Open Terminal and run `brew uninstall --cask atok`. Homebrew will remove ATOK and all associated files cleanly. You can verify it was removed by running `brew list`.

Q: How do I update ATOK to the latest version?

Run `brew upgrade --cask atok` in Terminal to update to the latest version. You can also run `brew outdated` to check if an update is available.

Japanese input method editor (IME) produced by JustSystems

For Mac

Official website

Free

CategoryMedia & Entertainment

PlatformmacOS

InstallationHomebrew

Version36.1Catalog version

PublishedJanuary 1, 2026•UpdatedAugust 10, 2026

What is ATOK?

Japanese input method editor (IME) produced by JustSystems

Install with Homebrew

brew install --cask atok

Official Website

Are you the maker of ATOK?

How to Install ATOK on Mac

Follow these steps to install ATOK using Homebrew, the most popular package manager for macOS. This works on both Apple Silicon (M1/M2/M3/M4) and Intel Macs.

1
Open Terminal
Launch Terminal from your Applications > Utilities folder, or press Cmd + Space and type "Terminal".
2
Install Homebrew
If you don't have Homebrew yet, paste the install script from brew.sh into Terminal and follow the prompts.
3
Run brew install --cask atok
Paste the following command into Terminal and press Enter:
brew install --cask atok
4
Verify Installation
Run `brew list` to confirm atok is installed, then try `atok --version` to check the version number.
5
Launch ATOK
Run `atok` in your Terminal to start using it.

Troubleshooting

• If you see a permission error, try prefixing the command with sudo.
• If Homebrew can't find the package, run brew update first to refresh the package list.
• On Apple Silicon Macs, make sure Homebrew is installed at /opt/homebrew (the default for M-series chips).

Key Features

Easy installation via Homebrew

Regular updates and maintenance

Free to use

Professional support available

Pros

Simple one-command installation
Well-maintained and regularly updated
Completely free to use

Cons

Requires Homebrew to be installed
macOS only

Frequently Asked Questions about ATOK

How do I install ATOK on Mac?

Open Terminal, install Homebrew if you haven't already (visit brew.sh), then run brew install --cask atok. The app will be downloaded and installed automatically. You can then run atok from Terminal.

Is ATOK free?

Yes, ATOK is completely free to use.

How do I uninstall ATOK?

Open Terminal and run brew uninstall --cask atok. Homebrew will remove ATOK and all associated files cleanly. You can verify it was removed by running brew list.

What are alternatives to ATOK?

There are several media & entertainment apps available for macOS. Browse the Media & Entertainment category on Bundl.run to compare features, popularity, and install counts for similar tools.

How do I update ATOK to the latest version?

Run brew upgrade --cask atok in Terminal to update to the latest version. You can also run brew outdated to check if an update is available.

Does ATOK work on Apple Silicon (M1/M2/M3/M4)?

Yes, ATOK can be installed on both Apple Silicon and Intel Macs via Homebrew. Homebrew automatically handles the correct version for your hardware.