国語辞典・英和辞典・和英辞典 一発表示辞書アプリ

Contains adsIn-app purchases
3.1
3.57K reviews
Content rating
Teen
1M+
Downloads
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About this app

Just enter part of the word and the meaning and reading you want to look up will be displayed in an instant!
It also supports synonyms, usage examples, and web searches for more detailed information.
A convenient free dictionary app that can be used as both a Japanese dictionary and an English-Japanese dictionary.
Semantic data is written independently and is being added one after another.
Currently, the Japanese dictionary contains the meanings of approximately 70,000 words and the English dictionary contains the meanings of approximately 40,000 words.
Other words can also be searched online.
In addition, the quick reference page for the Gregorian calendar, Japanese calendar, age, and Chinese zodiac sign, as well as the calendar that shows the Rokuyo and lunar age at a glance are also convenient!
This app, "Japanese Dictionary/English-Japanese Dictionary Instant Display Dictionary," is free.
Please make use of it as a convenient free dictionary app!
Updated on
May 7, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, App activity and 2 others
This app may collect these data types
Location, App activity and 2 others
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

3.1
3.36K reviews
Rasendriya
September 14, 2021
Compared to all the other free japanese dictionaries on google play, this is the most straight forward, simple, ad free and useful free monolingual dictionary.
2 people found this review helpful
A Google user
November 21, 2018
This is the most advanced, comprehensive, convinient Japanese English dictionary app. It is a-must-have for beginers as well as advanced Japanese leaners.
10 people found this review helpful
He who Remains
February 18, 2026
too bad you can't remove the ads otherwise it's a 5 star for sure.

What’s new

たくさんの応援レビューありがとうございます!とても嬉しいです!
今回のアップデートでは本アプリの内部システムの一部を最新化しました。
これからも人気の無料辞書アプリ「国語・英語 一発表示辞書」を宜しくお願いいたします!

App support

About the developer
STUDYSWITCH株式会社
support@studyswitch.co.jp
3-4-8, SHINJUKU SHINJUKU-KU, 東京都 160-0022 Japan
+81 3-5925-8919