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Tsukeru Furigana Extension icon

Tsukeru Furigana Extension Chrome Extension Analysis

Automation & Workflow Efficiency

Chrome extension ID: lmfkndmjigoadbmidhlenapakagnbkpc

A Chrome extension that adds furigana (hiragana readings) to kanji on any webpage. It includes an inline dictionary with JLPT levels and a vocabulary builder that exports CSVs and MP3s for Anki.

Developer:lineneish
Version:3.3.3
Size:98.27KiB
Last updated:
View developer profile
External:Chrome Web StoreOfficial website

Overview

Installs

605

Rating

★ 4.8

5 reviews

Languages

2 locales

Includes English, 日本語

Market analysis

Review-backed positioning, friction, and market signals for this Chrome extension.

Backed by review samples

Macro category

Automation & Workflow Efficiency

Pricing friction

Low review signal

Complaint intensity

Low review signal

Listing & review signals
Observed signals from store listing text and review samples.

Listing positioning

The product positions itself as a lightning-fast, privacy-first reading aide for Japanese learners. It emphasizes layout-preserving furigana injection and a seamless workflow for exporting vocabulary to Anki.

Inferred product pattern

Open-source educational utility designed to lower the barrier to reading Japanese web content.

Review-backed pain points

Users noted that furigana can be difficult to read on certain high-contrast sites and expressed a desire for one-click Anki additions rather than manual exports.

Observed feature gaps

Lack of automatic light/dark mode color themes for furigana; absence of a direct one-click Anki API sync.

Tags
Japanese LearningFurigana ConverterAnki IntegrationLanguage ToolJLPT Study
Target users

- Japanese language learners

- JLPT students

- Users reading native Japanese web content

Primary use cases

- Converting kanji to furigana for easier reading

- Looking up Japanese definitions and JLPT levels inline

- Building Anki flashcard decks from web browsing

Positive themes

- Clean and beautiful layout

- Extensive feature set for learning

- Useful customization of furigana colors

Negative themes

- Readability issues on high-contrast websites

- desire for more direct Anki integration

Observed friction

- No pricing friction observed; the product is claimed to be 100% free and open source.

Evidence boundary: Extracted from the official store listing and a small sample of user reviews. Review data is based on a very small sample size, limiting the depth of sentiment analysis.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

No support complaints found in the provided review samples.

Reliability

No reliability complaints found in the provided review samples.

Privacy

No privacy complaints found; the listing explicitly promotes a zero-telemetry, privacy-first approach.

Access & pricing

- Free usage observed

- No account requirement observed

- Free plan or free usage claimed

Store listing facts

Listing assets

- Screenshots: 5

- Videos: 0

- Languages: 2

Trust signals

- Privacy policy

- Developer contact

- Official website

Store metadata

- Version: 3.3.3

- Size: 98.27KiB

- Last updated:

Listing SEO keywords

Search intent keywords
Keyword signals for evaluating how users may discover, compare, or search for this extension category.

Core discovery

Japanese furigana extensionkanji to hiragana converterJapanese reading aideEZFurigana

Comparison

Tsukeru vs Yomitanbest furigana extensionJapanese dictionary extension

Problem

cannot read kanjihow to add furigana to websiteJapanese reading help

Alternative

furigana converter alternativesAnki vocabulary export tool

Similar extensions

Jump to related discovery paths:

More in educationMore from this developer

Screenshots

Tsukeru Furigana Extension screenshot
Tsukeru Furigana Extension screenshot
Tsukeru Furigana Extension screenshot
Tsukeru Furigana Extension screenshot
Tsukeru Furigana Extension screenshot

Links

Website: ezfurigana.com

Privacy policy: https://www.ezfurigana.com/privacy

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