About this extension

Look up Japanese words with the hover of a mouse.

After enabling the add-on from the toolbar (or press Alt+R) simply hover over Japanese text and a popup displays corresponding dictionary definitions.

Features:

Pitch accent information
Automatically updating dictionaries (updating twice a week)
Support for non-English dictionaries
Translation of
- Japanese yen amounts (e.g. 30億円) into another currency,
- Japanese numbers (e.g. 13億5千万 into 1,350,000,000),
- Japanese-era years (e.g. 昭和５６年、令和元年),
- 畳/帖 measurements (e.g. 四畳半、12.6 帖),
- shogi moves (e.g. ☗８三銀引成)
Recognition of a wide range of grammatical forms (e.g. 兼した, 食べてた, 分からん、じーちゃん、頑張ろー、そーゆー, 買っとく etc.)
Automatic preview of name entries
Handling of a wide range of characters (e.g. ㌀, ㋿, 𠏹沢, ８月, Ｂ級グルメ,
オーサカ)
Localized into Japanese (so you can study Japanese while you study Japanese!) and Simplified Chinese
Romaji transliteration
Copy to clipboard in various formats
Support for the widest range of Web content (vertical text, SVG images, hidden text etc.)
Minimal memory usage
Kanji data for Kanji kentei, Conning references, updated educational levels, heavily reworked kanji components etc.

10ten Japanese Reader aims to be simple, reliable, fast, and always up-to-date.

Twitter: @10tenstudy

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Release notes for 1.13.5

• Added support for parsing ざるを得ない endings, e.g. 闘わざるをえなかった.
• Added support for parsing ～ないで, e.g. 払わないですんだ.
• Added an option for higher contrast pitch accent markings.
• Fixed occasional flicker on loading Web pages over slow connections when the extension is enabled.
• Made the popup show for sites that make nested contents fullscreen such as Crunchyroll.
• Made the touchscreen puck trigger showing text boxes on mokuro that normally only show on hover.
• Fixed lookup of Japanese inside display: contents containers.
• Fixed lookup of Japanese with certain combinations of display: inline-block such as is used on Kanshudo.
• Made the copy overlay not show if the user has selected text in the popup.
• Made shogi shorthand matches not show up when there is a longer word match.
• Added inflection for できる so that 連絡できなかった is parsed as a single unit.
• Updated explanation text for passive deinflections to indicate that they may simply be sonkeigo.

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