Galactus Nihongo

Make learning Japanese easier wherever you browse.

Learn directly from Japanese webpages without breaking your flow. Translate a Japanese webpage in place: - Choose Translate page to English from the extension - Read natural, idiomatic English in the original page layout - Translate new modal content while page translation is on - Keep translation on across navigation, reloads, and Back or Forward in the tab - Reuse cached text translations without a server request - Choose Show original Japanese to turn translation off for the tab Highlight a Japanese term or short phrase, then press Translate to see: - A clear, natural English meaning within seconds - Play the selected Japanese aloud with the app's Japanese voice - Keep several translations open at once - Find your recent selection translations in the extension popup's History tab Translate the Japanese text inside an image: - Right-click the image and choose Translate image to English - Read the English text in a notification that stays open until you close it - Select and copy the translation; scroll to read long results - Reopen the original image and translated text from the Chrome section of app history Keep Japanese prices in context: - Turn on Convert yen to USD to show estimated USD values on every site you visit - Hover a converted value to see the original yen amount - Turn the switch off to restore the original yen prices Link your Galactus Nihongo account securely: - Open the extension to generate a short-lived QR code - Scan it from the signed-in Galactus Nihongo iOS app - Manage and revoke linked browsers from the app - See Chrome translations in a separate 12-item history with a Chrome badge Privacy by design: - Japanese text is sent only after you actively choose a selection translation or its audio playback, or Translate page to English; images are sent only after you invoke Translate image to English - Whole-page translation sends the page title and visible Japanese text, but not the page URL or browsing history - Completed text translations are cached locally, up to 4 MiB; unlinking clears the cache - Yen detection and conversion happen locally in your browser - No ads and no sale of personal data Exchange-rate conversions are estimates and may differ from card or payment provider rates.