Japanese Furigana Extension

Unknown author · Education

Open in Chrome Web Store

Users

205

Avg rating

3.5

Ratings

Updated

Jun 14, 2026

Media

1 item

Description

Adds furigana to Japanese kanji. Supports hiragana/katakana/romaji, JLPT filtering, hover mode. English & Chinese UI. Japanese Furigana Extension automatically adds phonetic readings (furigana) to Japanese kanji characters on any web page, making Japanese content accessible to learners at all levels. ✨ Key Features: • One-click toggle from the toolbar popup • Three furigana formats: Hiragana, Katakana, Romaji • JLPT level filtering – skip kanji you already know (N5–N1) • Smart hover mode – show readings only on mouse hover • Customizable font size and color with 6 presets and live preview • Automatic Japanese site detection (lang, domain, meta tags) • Site whitelist for manual control • Full English and Chinese UI 🔧 Technical: • Powered by Kuromoji.js for accurate morphological analysis • Uses standard <ruby> HTML tags – no page layout disruption • Works fully offline – no external API calls • Optimized concurrent batch processing for performance Perfect for Japanese learners reading NHK News, Wikipedia, blogs, and any Japanese website.

History

30d 90d 1y all

rating_count is the Chrome Web Store ratings count, not a written-review count.

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
27
Description length
Characters in the listing description.
1059
Media assets
Screenshots and videos on the listing.
1
Has promo video
Whether the listing includes at least one video.
No
Languages
Declared language locales.
1
Developer website
Listing exposes a developer website URL.
No
Contact email
Listing exposes a contact email.
Yes
Keyword in name
Case-insensitive substring match in the name.
—
Keyword in description
Case-insensitive substring match in the description.
—
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
—
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
85.4

These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.

Description

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
27
Description length
Characters in the listing description.
1059
Media assets
Screenshots and videos on the listing.
1
Has promo video
Whether the listing includes at least one video.
No
Languages
Declared language locales.
1
Developer website
Listing exposes a developer website URL.
No
Contact email
Listing exposes a contact email.
Yes
Keyword in name
Case-insensitive substring match in the name.
—
Keyword in description
Case-insensitive substring match in the description.
—
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
—
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
85.4

These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.