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Online Dictionaries - Japanese Dictionaries

Online Dictionaries From Around The World!
Presented here is a collection of pages with links to online dictionaries in languages from all over the world, including monolingual online dictionaries, bilingual online dictionaries, online technical and specialty dictionaries, and online translation engines and hyper-dictionaries. If you find any of the links dead and you want to notify us, or if you have recommendations for another dictionary to add to the site, contact us by email at

Japanese Translation Engines | Japanese and Japanese-English Dictionaries
Kanji and Kana | Japanese and Other Languages | Downloadable Japanese Dictionaries | Medical and Technical

Online Dictionaries Main Index

  Japanese Translation Engines

Google Translate Tool - Translate text or a web page from Japanese to English, or English to Japanese, plus a number of other languages. Links in the page translated with the web page translator will also render in the new language. Online Translation Engine - Translation service with free online translations of text from Japanese to and from English, Chinese, French, German, Greek, Italian, Korean, Portuguese, Russian, and Spanish, with a large variety of technical and specialty lexical databases. Translation Engine - Translate text from Japanese to English and vice-versa, plus a number of other language combinations.
WorldLingo Free Online Translator - Translates text and sentences in Japanese to and from English, Chinese, Dutch, French, German, Greek, Italian, Korean, Portuguese, Russian, and Spanish. Also offers web page translation and email translation.
SYSTRAN Translation Engine - Translates with SYSTRAN 5.0 in Japanese and English and a number of other languages; enter up to 150 words of text for translation, or enter the web address of the page you wish to translate.

  Japanese and Japanese-English Dictionaries

Jim Breen's WWWJDIC Japanese-English Dictionary Server - Provides a number of differing formats and possibilities (translation, word search, kanji, handwritten interface, a number of different dictionary databases, etc.)
WWWJDIC Translation Aid - Helps you translate Japanese text from a WWW page; type or paste the URL of the page containing Japanese text in the box below and click on GO!.
Jeffrey's Japanese-English Dictionary Server - Bilingual Japanese-English dictionary with searches through a large number of different lexical datasets, and with a number of different search options.
Nihongo: Japanese Language - Simplified interface to Jeffrey's Japanese-English Dictionary Server.
Rikai Mediator - Translates any webpage from Japanese to English word by word by displaying pop-ups when the mouse hovers over a word (requires Javascript); also translates from English to Japanese.
POPjisyo - Provides a web based pop-up dictionary for Japanese, Chinese, Korean and other languages. Enter a URL or text, then simply move the mouse over the words you want to look up.
Tangorin Online Japanese-English Dictionary - With five main glossaries with over 1,000,000 entries and 150,000 example sentences that you can search through using English, Japanese, hiragana, katakana, kanji, romaji or romanized Japanese.
RomajiDesu English Japanese Dictionary and Converters - RomajiDesu contains the following useful tools for Japanese learners: a Japanese-Romaji-English dictionary, an English Japanese Kanji dictionary, a Romaji to Hiragana converter and Romaji to Katakana converter, and a Japanese to Romaji converter.
Sanseido Web Dictionary - Searchable Japanese dictionary, includes kokugo, ei-wa and wa-ei dictionaries.
GOO General Japanese-English Online Dictionary - Bilingual Japanese-English dictionary; Japanese interface only.
jeKai Index - jeKai project to create an open, free, online Japanese-English dictionary.
Japanese-English Dictionary - Japanese dictionary with kanji, kanji combinations, example sentences, romaji-kana convertor.
Freedict Online Japanese-English Dictionary - Japanese-English bilinguary dictionary; uses the EDICT dataset. Japanese Dictionaries - A collection of free Japanese bilingual dictionaries for English, Czech, French, German, and Slovak. Browsable online, with word searches, and downloadable data files.
Japanese-English Online Life Sciences Dictionary Project - Includes Life Sciences Dictionary, English to Japanese translation.
Japanese Text Initiative - Searchable Japanese texts with list of pre-modern and modern titles.
URL Square - Analysis of URL address information in Japanese and English.
Jim Breen's Japanese Page - Jim Breen's excellent collection of Japanese resources. Includes a number of Japanese datasets he has developed, including the original EDICT project.

  Kanji and Kana

HTML edition of KANJIDIC date file - Contains a mixture of ASCII characters and kana/kanji encoded using the EUC (Extended Unix Code) coding.
Kanjidict 1.7.0 - Bilingual Japanese-English kanji dictionary with a number of different datasets.
Kanji Networks - Kanji etymologies by Lawrence J. Howell and Hikaru Morimoto, with stroke counts, radicals, ON and KUN reading, and portals into the consonant networks.
Kana Chameleon - Quick and dirty kana conversion by Gary Benson; just enter romaji and hit Convert.
Learn Japanese Kanji, Hiragana, Katakana - Learn to speak, read, and write Japanese Kanji, Hiragana, and Katakana for free.

  Japanese and Other Languages

Dictionnaire franšais-japonais - French-Japanese online bilingual dictionary; interface is in French.
WaDokuJT Japanese-German Dictionary - Huge Japanese-German dictionary with both Mac and Windows freeware executables, also downloadable in HTML format; requires the Stuffit Expander from Alladin (link on site) to decompress. Versions of this dictionary can also be found on this site, which includes an English interface.
Longdo Japanese-Thai Dictionary - The first online Thai-Japanese / Japanese-Thai dictionary development project was initiated by The Association of Thai Professionals in Japan (ATPIJ), and became a research project at the National Institute of Informatics (NII) in 1999 - and has now recently merged into the Longdo multilingual Thai dictionary project.

  Downloadable Japanese Dictionaries

JpDic v1.0 Japanese-English Dictionary - Downloadable freeware Japanese-English bilingual dictionary based on EDICT dataset; requires Windows XP/2000 and the .NET framework.
JLookUp - Japanese-English bilingual freeware dictionary with built-in kana IME, Romanji to kana conversion, kana-insensitive search, normal, wildcard, and substring search, Kanji radical lookup, with multiple dictionary support, and support of many encodings. Runs on Windows 98/ME/NT/2000/XP.

  Medical and Technical

Japan Surgical Society Dictionary - Medical terms and their definitions in Japanese.
Terminology of Cardiology - With Latin and katakana input.
MEDO (Medical English Dictionary Online) - Short medical glossary
Japanese-English Online Life Sciences Dictionary Project - Includes Life Sciences Dictionary, English to Japanese translation.
Biological Glossary - translations into Japanese of biological terms.
Chemical Substances Database - In Japanese and English, with over 25,000 terms.
An English-Japanese Dictionary of Electrical Engineering - With over 30,000 entires.
eWord IT Dictionary - Information technology terminology in HTML indexed format.
JAANUS : Japanese Architectural and Art Historical Terminology - In both English and Japanese


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