Translate Japanese text within manga panels and images
One-click image translation with OCR technology enables seamless translation of text within manga panels and other images, removing friction from reading raw manga
KanjiLens
KanjiLens
Kanji Lens is a Japanese manga translator and learning tool.
Overview
What it is
KanjiLens is a Japanese manga translator but even more then that a Japanese learning tool designed for online Japanese manga websites. Removing friction and keeping learners in the flow of the story rather than lost in a dictionary. You can now Learn Japanese intuitively while reading your favorite manga. KanjiLens scans manga panels and overlays translations, readings, meanings, and furigana directly on the page, letting you follow the story without breaking immersion.
Intent
I need it when
Build long-term kanji retention through spaced repetition
The integrated SRS system automatically saves encountered kanji to a personalized flashcard deck and schedules reviews for optimal memorization, with progress tracking showing which kanji are Difficult, Learning, or Mastered
Learn kanji while reading manga without interrupting reading flow
KanjiLens provides instant kanji lookup via hover, OCR-powered text extraction from manga panels, and overlay of readings/meanings directly on the page, eliminating the need to switch to external dictionaries and keeping learners immersed in the story
Track kanji learning progress across multiple manga and websites
The dashboard displays total kanji learned from manga, daily review schedule, and progress status for each character, while the extension works on any website with Japanese text including manga sites and news platforms
Create personalized learning materials from actual manga content
KanjiLens allows users to save kanji directly from manga panels they're reading with a single click, building a study deck from real context rather than generic word lists, with the option to add custom mnemonics for each character
Drop
Not a fit when
- User reads only English or non-Japanese content; extension requires Japanese text to function
- User prefers traditional textbook-based learning over immersive, context-driven kanji acquisition
- User needs offline access; KanjiLens is a browser extension requiring internet connectivity
- User reads manga on platforms that block browser extensions or use proprietary readers
- User requires advanced grammar instruction beyond kanji recognition and spaced repetition
Commercials
Pricing
Freemium with paid Plus tier View pricing