Japanese Audio to English Subtitles

Overview

Captures tab audio, transcribes Japanese speech, and displays English subtitles in real-time using OpenAI.

Japanese Audio to English Subtitles — Real-Time Translation Watch Japanese videos, streams, and anime with live English subtitles. This extension captures audio from your browser tab, transcribes Japanese speech using OpenAI Whisper, and translates it to English using GPT — all in real-time. ✦ Features: • Real-time Japanese speech recognition and English translation • Draggable subtitle overlay — position it anywhere on screen • Adjustable subtitle size (16px to 48px) • Shows both English translation and original Japanese text • Works on any website — YouTube, Crunchyroll, Twitch, NicoNico, and more • Choose between GPT-4o Mini (fast & cheap) or GPT-4o (higher quality) ✦ How to use: 1. Click the extension icon 2. Enter your OpenAI API key (get one at platform.openai.com) 3. Navigate to a page with Japanese audio 4. Click "Start" — subtitles will appear at the bottom of the page 5. Drag the subtitle bubble to reposition it anywhere ✦ Requirements: • An OpenAI API key (you bring your own key — no subscription to us) • Audio must be playing in the browser tab ✦ Privacy: • Your API key is stored locally on your device only • Audio is sent directly to OpenAI's API for processing • No data is collected or stored by this extension

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Details

Version
1.0
Updated
March 3, 2026
Flag concern
Offered by
propertyhans
Size
12.93KiB
Languages
English (United States)
Developer
Email
propertyhans@gmail.com
Non-trader
This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

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Japanese Audio to English Subtitles has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.

Japanese Audio to English Subtitles handles the following:

Website content

This developer declares that your data is

Not being sold to third parties, outside of the approved use cases
Not being used or transferred for purposes that are unrelated to the item's core functionality
Not being used or transferred to determine creditworthiness or for lending purposes

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