Lingaku: Learn Japanese with Videos & Web Browsing

Popup dictionary for websites and YouTube, with vocabulary size tracking, lookup history, and flashcards.

LINGAKU — LEARN JAPANESE WITH VIDEOS & WEB BROWSING Turn the entire internet into your Japanese classroom. Lingaku adds a smart popup dictionary to Japanese websites and YouTube videos so you can learn naturally while reading and watching. Every lookup becomes part of your long-term progress. INSTANT POPUP DICTIONARY 🌸 Hover or click on any Japanese word to instantly see: • Readings (furigana) • Meanings • Kanji details • Example sentences Understand what you’re reading without breaking your focus. Stay in the flow. WORKS WITH YOUTUBE SUBTITLES 🎬 Learn directly from videos. Lingaku lets you look up words inside YouTube subtitles. TRACK YOUR VOCABULARY ACROSS THE WEB 📊 Every lookup becomes part of your system. Mark words as: • New • Seen • Familiar • Known • Mastered Your progress syncs across all websites and videos, so everything stays connected. REMEMBER CONTEXT, NOT JUST DEFINITIONS 🔎 Lingaku automatically keeps your lookup history, including: • Source websites • Example sentences • Video timestamps • Direct links You can revisit any word and see exactly where you found it. Context makes vocabulary stick. TURN LOOKUPS INTO FLASHCARDS 🗂️ Build your decks naturally. With two clicks, add any word to your personal flashcard collections for focused review. Study when it helps. Read when you’re ready. Let real usage drive retention. LEARN WITHOUT BURNOUT 🌿 No rigid schedules. No pressure. No isolated memorization. Read what interests you. Watch what you enjoy. Look up what you need. Lingaku tracks the rest. WHY INSTALL LINGAKU? • Understand Japanese websites instantly • Learn directly from YouTube videos • Track vocabulary automatically • Keep full context of every word • Build flashcards without interrupting flow Stop separating “studying” from “using” Japanese. With Lingaku, learning happens naturally — wherever Japanese appears online. ACCOUNT & SUBSCRIPTION ℹ️ To use Lingaku, you’ll need an account at lingaku.com. New users get a 7-day free trial with full access. No credit card required. After the trial, some features will only be accessible with a subscription.

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