Streamerly — Japanese Video Translator

Live AI subtitles for Japanese video — real-time translation into English, Chinese, Korean, Spanish and 10+ more.

Streamerly turns Japanese video into live subtitles in your language — in real time, on almost any website. It's a Japanese video translator that reads the audio playing in your browser and puts translated captions right on the page. Watching anime, a drama, an interview, the news, or a vtuber stream in Japanese? Click the Streamerly icon, pick your language, and press play. Streamerly listens to the Japanese audio in your current tab, transcribes it with AI, and shows translated subtitles synced to the video — even in fullscreen. No uploads, no files, no settings to wrestle with. ★ WHAT YOU GET • Real-time Japanese subtitles — text appears within seconds as people speak • AI transcription + translation — modern speech recognition and machine translation working together • 15 output languages — English, Chinese (Simplified & Traditional), Korean, Spanish, Portuguese, French, German, Indonesian, Thai, Vietnamese, Filipino, Hindi, Arabic, Russian • Works across the web — any browser tab playing Japanese video or audio • Fullscreen-friendly — subtitles follow the video automatically • Instant replays — once a video has been transcribed, later viewers get time-synced subtitles instantly, even in a different language, with no re-processing • 5 minutes free — create an account and try it right away, no card required ★ GREAT FOR • Watching anime and Japanese dramas with subtitles • Following vtubers and Japanese live streams • Japanese news, interviews, variety shows, and documentaries • Japanese lectures, talks, and tutorials • Learning Japanese — read along in your language while you listen • Any Japanese YouTube video or site that doesn't already have the subtitles you need ★ HOW IT WORKS 1. Sign up with an email and password — you get 5 free minutes to start 2. Click the Streamerly icon in your toolbar and choose your subtitle language 3. Open any Japanese video and press Start — subtitles appear on the page ★ PRIVATE BY DESIGN Streamerly captures only the audio playing in your current tab — never your microphone. Audio is processed to generate subtitles and is not stored, and we don't sell your data. Note: DRM-protected services (Netflix, Disney+, and similar) mute captured audio at the browser level, so they can't be transcribed. Live Japanese subtitles, real-time Japanese-to-English translation, anime and drama captions — Streamerly makes Japanese video watchable in the language you read.