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知らないと恥ずかしい大人の語彙力 - Japanese vocabulary quiz & brain training

Sharpen your mind with fun quizzes on Japanese vocabulary, idioms & trivia while gaining confidence in conversations!

知らないと恥ずかしい大人の語彙力
  • 1.2.1 Version
  • 1.7 Score
  • 145K+ Downloads
  • Free License
  • 3+ Content Rating
Download Android APK (16.12 MB)
Old Versions
知らないと恥ずかしい大人の語彙力 知らないと恥ずかしい大人の語彙力 知らないと恥ずかしい大人の語彙力 知らないと恥ずかしい大人の語彙力 知らないと恥ずかしい大人の語彙力
CONS

The number of questions is limited.

The incentive methods are relatively simple.

Japanese Vocabulary Quiz

1. Features

☆ Learn to Recognize Common Japanese Language Mistakes

The app focuses on Japanese words and expressions that are often confused or used incorrectly. Its questions cover everyday vocabulary, unfamiliar expressions, idioms, and proverbs, helping users understand their correct meanings and usage.

☆ Quiz Questions Inspired by Japanese TV Quiz Shows

The app presents a variety of Japanese language questions, including unusual word meanings, expressions, and kanji spellings. Some questions explore language facts that are rarely encountered in ordinary conversations.

知らないと恥ずかしい大人の語彙力

Examples include:

What does the expression involving eyebrows, miso, and cremation actually mean?

Does “Suburaku” really mean “everything”? How should it be used?

Which words are emphasized in the expression related to a company's ___?

What's a more polite way to say, “I accidentally forgot”?

What is the correct kanji spelling of “Hinemosu”?

Each question includes an explanation of the correct answer, with details about its meaning, origin, usage, or related language background.

☆ Five Questions in Every Quiz Round

Each round consists of exactly five questions. The fixed format makes it possible to complete a quiz in a short amount of time. Users can review the correct answer and its explanation immediately after responding.

☆ More Than 150 Vocabulary Questions

The app contains over 150 questions covering commonly confused words, everyday expressions, idioms, and proverbs. The collection combines familiar vocabulary with less common language knowledge, offering different types of challenges.

☆ Trophy Rewards for Perfect Scores

A trophy system recognizes quiz achievements. Users who answer all five questions correctly in a single round earn a gold trophy, providing a clear target to work toward in each quiz.

2. How to Use

1. Start a Quiz: Open the app and begin a quiz round. Each round contains five questions, and the number of questions cannot be adjusted.

2. Select Your Answers: Read each question and choose an answer from the available options. After submitting your response, check the explanation to understand the correct answer.

3. Check Your Results: Review your performance after answering the questions. A gold trophy is awarded when you get all five answers correct in one round.

4. Continue Playing: Start another round to explore more questions from the collection. You can also visit the in-app Update Notifications section to check announcements about new content.

3. Use Cases

知らないと恥ずかしい大人の語彙力

1. Reviewing Japanese Vocabulary

Japanese learners can use the quizzes to check their understanding of words that are easily confused, as well as expressions that require a better understanding of context and usage.

2. Learning Idioms and Traditional Expressions

Questions about idioms, proverbs, and word origins provide an opportunity to explore less familiar aspects of Japanese vocabulary and language culture.

3. Testing Japanese Language Knowledge

People with an interest in Japanese can use the quiz format to test their knowledge of word meanings, kanji, pronunciation, and appropriate expressions.

4. Enjoying Casual Language Quizzes

The five-question format suits people who enjoy word games and trivia. Each round offers a short challenge that can be completed during a break or other spare moments.

4. Frequently Asked Questions

Q1: Does each quiz round have five questions? Can I change the number?

Yes. Every round contains exactly five questions, and there is currently no setting to change this number. You can start another round after completing one.

Q2: What information is included in the quiz explanations?

Explanations provide additional information about the correct answers, such as word meanings, origins, usage, and related language facts. Some questions also include details about pronunciation or kanji spelling.

Q3: How do I earn a gold trophy?

You earn a gold trophy by answering all five questions correctly in a single round. A perfect score is required.

Q4: How many questions are available in the app?

The app contains more than 150 questions covering Japanese vocabulary, commonly confused expressions, idioms, and proverbs.

Q5: Are new questions added to the app?

The question collection may receive updates over time. Check the in-app Update Notifications section for announcements about new questions and other content updates.

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Information
  • Version1.2.1
  • UpdateNov 06, 2026
  • Developernullhouse
  • CategoryEducation
  • Requires AndroidAndroid 4.4+
  • Downloads145K+
  • Package Nameinfo.nullhouse.vocabulary
  • Signatureba7ab04303e93fbc9e3c1a65b1973938
  • Available on
  • ReportFlag as inappropriate
Security Status
Clean

It’s extremely likely that this software program is clean.

What does this mean?

We have scanned the file and URLs associated with this software program in more than 50 of the world's leading antivirus services; no possible threat has been detected.

  • Name: 知らないと恥ずかしい大人の語彙力
  • Package Name: info.nullhouse.vocabulary
  • Signature: ba7ab04303e93fbc9e3c1a65b1973938