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How do I switch between Spanish and English?
Open the menu (··· in the top right corner) and tap Language. The app restarts in the selected language immediately.
How do I unlock Lessons 3–25?
These lessons are part of Nihongo Sensei Premium, available as an annual subscription. You can subscribe from any locked lesson screen. Manage or cancel your subscription anytime in Settings → [Your Name] → Subscriptions.
I purchased Premium but it is not showing up.
Is my study progress backed up?
Your progress is stored on your device. It is not synced to a server or iCloud. If you delete the app or switch devices, your progress is reset. See our
Privacy Policy for full details.
What is the first 100 users promotion?
The first 100 unique users who download and open Nihongo Sensei receive Premium access for free, for life. Eligibility is determined automatically at first launch — no code or coupon required.
Which textbook does this app cover?
Nihongo Sensei is built around Minna no Nihongo Book 1, Lessons 1–25, covering approximately JLPT N5 level. The app is an independent study tool and is not affiliated with the publishers of Minna no Nihongo.