Nihongo: Learn Japanese Simply

Make learning Japanese easier wherever you browse.

Learn Japanese from Netflix, English webpages, and Japanese webpages without breaking your flow. Watch Netflix with Japanese subtitles: - Press Add to Nihongo from a show details screen or episode list - Follow download and preparation progress in the extension popup - Stay on the show screen while a muted temporary window loads Japanese audio - Read prepared subtitles automatically when you play the matching Japanese track - Read the Japanese transcript and English translation below the video - Read overlapping speech on separate rows at the same time - Choose furigana, English translation, and keyboard shortcuts in the Netflix tab - Hide the English line until you click it, to test your listening first - Select a word in a caption to see its meaning, readings, phrase breakdown, and kanji - Turn on Gloss mode to read each line's English in Japanese word order - Prepare the next episode automatically near the end of the current one - Pause automatically after each line or overlapping exchange for study - Save a caption or selected Japanese phrase to an app deck, by default Netflix Words - Copy a line, copy or download the episode transcript, and report a wrong line from the caption menu - Report missing speech for automatic audio checks and verified subtitle additions - Change furigana, English, and pause settings from the caption menu, also in fullscreen - Create a deck while saving, with episode and series name suggestions - Turn on Generate study decks to get a vocabulary deck from each finished episode - Generate the transcript from audio without using Netflix subtitles - Count your watching time in the app's study tracking - Check progress or press Cancel in the Nihongo toast - Link a Nihongo account to use transcription and translation credits Learn Japanese words while you read English pages: - Turn on Word swap to show a few nouns on English pages in Japanese - Choose how many words change: Less, Medium, or More - Choose your level: Beginner, Intermediate, or Advanced - Show the words with furigana, in kanji, in kana, or in romaji - Hover a word to see the English word, its meaning, and its reading, and to hear it in your browser's Japanese voice - Choose Save to Web words to add a word to your app deck, or choose I know this to stop swapping it - Click a word to switch between Japanese and the original English - Pause Word swap on one site, or turn it off everywhere 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 - Choose Translate image and download to download a copy of the image with its Japanese text replaced by English 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 Nihongo account securely: - Open the extension to generate a short-lived QR code - Scan it from the signed-in 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 or Translate image and download - Whole-page translation sends the page title and visible Japanese text, but not the page URL or browsing history - While Word swap is on, visible paragraph text from English pages is sent to pick the Japanese words, but not the page URL - Completed text translations are cached locally, up to 4 MiB; unlinking clears the cache - Netflix audio sections are sent for transcription only after Add to Nihongo - Netflix transcripts are cached locally and are not added to app history - 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.