Online Japanese dictionaries are useful for beginning and advanced learners alike. They take less space and support advanced search features, which beats flipping through pages after pages of a printed dictionary.
Read on to see our top picks for the best online Japanese dictionaries, and our handy tips to quickly look up any Japanese words you see in the wild.
These apps are highly popular with beginning learners of Japanese:
Mazii stands out as the best among online English – Japanese dictionaries app. The app has 4 main tabs, each dedicated to an area of trouble for beginning Japanese learners:
It also saves your search history – no more of those “tip of the tongue” moments!
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If you’d like something more straightforward, Akebi is a great choice. The app is also packed with tons of features, including text translation, proper name translation, and help on typing Japanese.
Advanced learners may find Akebi short of their purposes. Still, the app is a great start for beginning learners.
Weblio is an English – Japanese dictionary that offers concise definitions and real-life examples. With over 10 million entries, it will be your all-knowing guide on the journey to master the Japanese vocabulary.
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Todaii offers a one-tap search function, which will save you the trouble of switching apps every so often. The app is also bundled with an extensive collection of reading materials across all levels (from N5 to N1) to help you with reading comprehension.
Tanoshii is the go-to choice for Japanese words, Kanji characters, and grammar structures, thanks to its user-friendly design. You can also listen to the pronunciation, practice writing Kanji, look up past searches, and keep track of your favorite words!
The app also recognizes handwriting, so you can always look up new Kanji characters as you read more Japanese.
JaViDic is a Japanese dictionary app for PC. It is especially popular among specialists in the technical and economics fields, as well as in Japanese translation.
JaViDic can help you:
Though JaViDic is not available on mobile devices, it remains a solid choice for learning industry-specific terms in Japanese.
Japanese Dictionary JP is a free Chrome extension to help you quickly look up words on the web.
Follow these 3 steps to install it:
Here’s how it works:
Refresh the page so your settings can take effects. Now you can look up Japanese words without leaving your browser.

Dictionaries aren’t a simplified translation tool. Here’s how you can take advantage of their powerful features:
We hope our list of free online Japanese dictionaries has been useful. They are among the most authoritative and accessible apps today.
If you are not fluent in Japanese and you’d like to translate a formal or technical Japanese document, dictionaries are not enough. Instead, look for professional translation services to ensure accuracy.
If you need to translate:
Contact Thao & Co. translation company for carefully crafted and highly accurate translations!
All of our professional translators hold Bachelor’s or Master’s degree in Linguistics and JLPT certificates at N3 level or above. Their expertise, along with our time-tested translation and proofreading workflows, ensures timely delivery and total accuracy for all of your translated documents.
For more details on our Japanese translation services, leave your request on the Get A Quote page. We will get back promptly with a detailed consultation.