Engo

Learn Japanese or English from videos you'd actually watch

Interactive subtitles, click-to-define vocabulary, and a Duolingo-style review quiz built around real YouTube lessons and anime clips.

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Real video, not flashcards

Learn from YouTube lessons and legally-sourced anime clips instead of isolated sentences.

Click any word

Tap a word mid-video for its reading, definition, grammar notes, and example sentences.

Checkpoint questions

Short comprehension checks appear at key moments so you engage while you watch, not just after.

Spaced-repetition review

Words and grammar you save resurface right when you're about to forget them.