四字熟語の暗記・反復学習｜エビ四

Name: 四字熟語の暗記・反復学習｜エビ四
Author: kij_inc

Livekij_inc11 apps · 26.2K installsEducationalFree · contains adsIn-app purchases: $2.99 per itemjp.kij_inc.ebiyon

Review four-character idioms in a game-like way with randomly selected questions, replays of incorrect answers, and a hall of fame system. Perfect for vocabulary learning during spare moments.

Alert me ★ Watch Open in Play ↗

Total installs: 3,555
Installs / day: 0
Rating: —★
Released: 14 Sept 2020
Last update: 26 Aug 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

Shares data with third parties Location, Personal info and 3 others
No data collected
Data is encrypted in transit
No way to ask for data deletion

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

4 in 1 group

0 Sensitive1 Notable3 Routine

OtherNotable4

Access to miscellaneous device features that don't fit other categories

Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Read more · all 4 permissions Show less

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description

四字熟語を、ゲーム感覚で繰り返し学べる学習アプリ「エビ四」。四字熟語の問題に取り組みながら、間違えた問題を繰り返し復習し、覚えた内容を時間を空けて確認できるように設計しています。四字熟語の暗記や復習、スキマ時間の語彙学習に活用できます。 ◆ エビ四の特徴【ランダム出題で繰り返し学習】四字熟語の問題をランダムに出題。同じ順番だけを覚えるのではなく、繰り返し問題に挑戦できます。【間違えた問題を再出題】一度間違えた問題は再び出題されるため、苦手な四字熟語をそのままにせず復習できます。【正解した問題も時間を空けて再出題】一度正解しただけで終わらず、時間を空けてもう一度確認。繰り返し学習しながら、覚えているかを確かめられます。【4回連続正解で「殿堂入り」】同じ問題に4回連続で正解すると殿堂入り。覚えた四字熟語が増えていく達成感を感じながら学習を進められます。【殿堂入り率70％超で次のステージへ】学習を進め、殿堂入り率が70％を超えると次のステージが解放されます。ゲームを進める感覚で四字熟語学習を続けられます。 ◆ こんな人におすすめ・四字熟語を覚えたい・四字熟語の暗記や復習を繰り返したい・四字熟語の問題を解きながら学習したい・語彙を増やしたい・スキマ時間に短時間で勉強したい・ゲーム感覚で学習を続けたい・一度覚えた内容を繰り返し確認したいエビ四は、ランダム出題、再出題、殿堂入り、ステージ解放を組み合わせ、四字熟語を繰り返し学べるようにしたアプリです。毎日のちょっとした時間を使って、四字熟語を少しずつ覚えていきましょう。

What's new

・買い切りの「プレミアム版」を追加しました。・プレミアム版では、広告非表示、オフライン学習、エビ階級300問解放をご利用いただけます。

Growing in Educational

Category →