The app will read each question aloud in Japanese. Speak your answer clearly into your microphone. Your
answer will be checked automatically. (Try the 10 sample N5 questions by clicking "Start Practice")
🗂 No Questions Loaded🇯🇵 Japanese🎤 Voice Input🧠 AI Grading: Not
configured
🔓 Not signed in — practice saves to this device only
⚙️ Edit Settings
👤 Account & Sync
Sign in to sync your settings, decks and scores across devices. Optional —
the app works fully offline without an account.
We'll email you a one-time sign-in link — no password required.
Signed in as —
📁 Step 1: Import Your Q&A Database
Load your custom questions and answers from Excel, JSON or CSV file:
Excel format: .xlsx or .xls file with two columns (Question, Answer) JSON format:[{"q": "Question?", "a": "Answer"}, ...] CSV format: Two columns (Question, Answer) — first row as header
🧠 Step 2: AI Answer Grading (Groq)
Optional — the app works signed in without a key. Add your own Groq API key to
bypass the shared daily quota and use your own allowance. Signed-in users without a key
share a daily limit (200 chat requests, 600 Whisper-seconds).