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**[Vocabulary Book - Memorize English, Japanese, TOEIC, TOEFL, and Specialized Vocabulary]** is a vocabulary book app that completes the process of "Add → Learn → Test → Analyze incorrect answers" in a single step.

Organize your vocabulary by folder and memorize it with flashcards and quizzes.

📌 Key Features

✅ Manage vocabulary lists by subject (folder)

Create/delete subjects, add/delete words

Organize your vocabulary lists neatly.

✅ Three ways to add words

Manually add: Enter words directly.

Import TXT: Batch register from a text file.

OCR (Photogrammetry Recognition): Extract text from photos and save them as words.

✅ Flashcard learning

Quickly repeat vocabulary and definitions with 3D flip cards.

Table-based learning is also supported.

✅ Quiz test (customizable)

Choose multiple choice or short answer questions.

Configure question formats such as "Words only, Definitions only, Random" and more.

✅ Results analysis & error log

See which questions you got wrong at a glance.

Visualize correct/incorrect answer rates in a pie chart.

Collect frequently misunderstood words by subject (folder) and recommend review.

✅ Study time & points system

Points are recorded based on study/quiz activities.

Helps maintain consistent study habits.

✅ Play music for concentration

Simple background music to play while studying Features

🔒 Privacy Notice

This app can be used without logging in, and vocabulary and learning data are stored only on the device.

OCR only works with user-selected images, and images and text are not sent to external servers.

✉️ Contact Us

For bug reports and improvement requests, please contact the email address provided within the app.