Japanese System

Japanese System is a modern Japanese study and immersion tracker designed to help learners build consistency, visualize progress, and stay motivated over long-term study journeys.

The extension automatically tracks your Japanese learning activity across supported websites and immersion platforms, then transforms it into clean analytics, study trends, and consistency insights.

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FEATURES
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• Automatic Japanese study tracking
Track study and immersion time automatically while using supported websites.

• Smart immersion detection
Tracks active engagement instead of simply counting open tabs.

• YouTube playback-aware tracking
Only tracks active Japanese listening while videos are actually playing.

• Study analytics dashboard

View:
* Daily study totals
* Weekly trends
* Monthly activity
* Category breakdowns
* Recent sessions
* Study streaks

• GitHub-style immersion heatmap
Visualize your consistency and immersion history over time.

• Custom study categories
Create your own categories such as:

* Immersion
* Listening
* Reading
* Grammar
* Vocabulary
* SRS Cards
* Anime
* Visual Novels
and more.

• Custom tracked websites
Assign any website to your own study categories.

Examples:

* Netflix → Immersion
* NHK News → Reading
* AnkiWeb → SRS Cards
* jpdb.io → Vocabulary

• Session correction tools
Delete incorrect sessions to maintain trustworthy analytics.

• Real-time tracking state
The extension icon glows while active Japanese study tracking is running.

• Privacy-friendly local-first design
Your study data stays locally in your browser.
No account required.

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SUPPORTED SITES
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Includes support for sites such as:

* WaniKani
* Bunpro
* Migaku
* YouTube
* and custom user-defined sites.

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DESIGNED FOR LONG-TERM CONSISTENCY
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Japanese System focuses on helping learners:

* Stay consistent
* Build immersion habits
* Visualize progress
* Maintain study streaks
* Understand where their study time actually goes

Whether you study with immersion, SRS, grammar, anime, reading, or listening practice, Japanese System helps turn your daily learning into measurable long-term progress.