Privacy Policy / Chính sách bảo mật

1. Introduction / Giới thiệu

Shiraume Digital ("we", "us", "our") operates the NihonGo! application and website. This Privacy Policy explains how we collect, use, and protect your information when you use our services.

Shiraume Digital ("chúng tôi") vận hành ứng dụng và trang web NihonGo!. Chính sách bảo mật này giải thích cách chúng tôi thu thập, sử dụng và bảo vệ thông tin của bạn.

2. Information We Collect / Thông tin chúng tôi thu thập

We collect the following types of information:

• Account Information: Email address, display name, and profile photo when you create an account or sign in with Google.
• Learning Data: Quiz scores, XP points, streak data, learning progress, and bookmarked content.
• User-Generated Content: Posts and comments you share in the community feature.
• Usage Data: Login dates, session information, and feature usage for improving our services.
• Payment Information: Processed securely by Stripe. We do not store your credit card details.

3. How We Use Your Information / Cách sử dụng thông tin

• To provide and personalize the learning experience
• To track your progress and maintain streaks
• To display leaderboards and community features
• To process premium subscriptions
• To send important notifications about your account
• To improve our services and fix issues

4. Data Storage / Lưu trữ dữ liệu

Your data is stored securely using Google Firebase (Cloud Firestore and Firebase Authentication). Data is processed in accordance with Google's security standards.

5. Third-Party Services / Dịch vụ bên thứ ba

We use the following third-party services:

• Firebase (Google): Authentication and data storage
• Stripe: Payment processing
• Vercel: Website hosting

Each service has its own privacy policy. We do not sell your personal information to third parties.

6. Data Retention / Thời gian lưu giữ

We retain your data for as long as your account is active. You may request deletion of your account and associated data at any time by contacting us.

7. Children's Privacy / Quyền riêng tư của trẻ em

Our service is not directed to children under 13. We do not knowingly collect information from children under 13.

8. Your Rights / Quyền của bạn

You have the right to:

• Access your personal data
• Request correction of inaccurate data
• Request deletion of your data
• Withdraw consent at any time

9. Changes / Thay đổi

We may update this Privacy Policy from time to time. Changes will be posted on this page with an updated date.

10. Contact / Liên hệ

If you have questions about this Privacy Policy, please contact us:

Shiraume Digital
Email: contact.shiraumedigital@gmail.com
Website: shiraumedigital.com