四字熟語スピード暗記(エビ四)～繰り返して覚える熟語学習～

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About this game

This app features 1,600 four-character idioms, from basic to advanced. This is the definitive four-character idiom study app, offering a fun, game-like learning experience. It's perfect for studying idioms in your spare time, building your vocabulary, preparing for Japanese language exams, and general knowledge. Learn a wide range of phrases, from proverbs to idiomatic expressions.

◆ Forgetting Curve Algorithm
Optimal review based on Ebbinghaus's forgetting curve ensures questions are re-examined before you forget. Automatically adjusts intervals to strongly support memory retention.

◆ Simple Operation
The intuitive UI makes learning a breeze. Efficiently absorb the meanings and usage examples of four-character idioms, maximizing the effectiveness of your four-character idiom study.

◆ Carefully Selected 1,600 Words
From basic idioms you can use every day to applied expressions you need to know for general knowledge, this app can also be used for general knowledge questions and drills.

[App Features]
(1) All questions are randomized.
- Prevents memorization, ensuring a fresh four-character idiom quiz experience every time.

(2) Re-examine questions before you forget, even if you get them right.

Following the forgetting curve, review questions at short intervals at first, then gradually increase the intervals.

(3) Repeat as many times as necessary until you memorize them (quantity over quality).

If you get a question wrong, re-examine it after a certain amount of time.

(4) Enter the Hall of Fame with four consecutive correct answers.

Once you enter the Hall of Fame, no questions will be asked again, allowing you to focus your study time on questions that require more effort.

(5) Unlock a new stage when your Hall of Fame rate exceeds 70%.

Each achievement unlocks the next stage, increasing the number of questions and the sense of accomplishment.

Recommended for:

Want to memorize and study four-character idioms efficiently and quickly?

Want to improve their vocabulary with fun four-character idiom puzzles and games?

Want to prepare for general knowledge questions in Japanese language exams, school tests, and job interviews?

Want to deepen their knowledge by learning proverbs and idioms?

Level up your four-character idiom skills with Ebi-Shi! Download now and take a leap in your knowledge and vocabulary.

・All features of this app are free to use.
・This app is delivered by an advertising network and displays advertisements.
・This app was developed by KIJ Corporation.

What’s new

・パフォーマンスの改善を行いました。