Is Auto Furigana safe?

Clean risk

Auto Furigana sends hovered Japanese page text from any site to Google Translate for translation.

Auto Furigana runs on every website and wraps Japanese text in ruby annotations. When you hover one of those annotations, it sends the underlying page text to Google Translate at clients5.google.com and displays the returned translation.

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0Risk

AI-generated. Findings may contain errors. Those marked Verified have been manually reviewed.

Publishers can request a review.

What it can do

Permissions this extension asks for, as declared in version 1.0. Asking for a permission is not a finding on its own - it is what the extension can do if it chooses to.

  • Read and change your data on clients5.google.com

    https://clients5.google.com/

  • See the address and title of every tab you have open

    tabs

  • Store data in your browser

    storage

Where it sends data

Destinations our analysis observed Auto Furigana contacting. Sending data somewhere is not a finding on its own - an extension that syncs your settings has to talk to its own server - but it is where your data can go, and who else it goes to.

  • clients5.google.com

    Auto Furigana sends data to clients5.google.com. 3 other extensions we have analysed send data here.

Updated 30 September 2026aopnnccplbmphndiljkpkcnnihfdfnpm