1. Introduction
TORAIZ Inc. ("we", "our", "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and protect your information when you use Fujisan.AI.
2. Information We Collect
2.1 Personal Information
- Email address (required for account creation)
- Name (optional)
- Payment information (processed securely by Stripe)
- JLPT target level and learning preferences
2.2 Learning Data
- Progress and completion records
- Test scores and assessment results
- Study time and usage patterns
2.3 Technical Data
- Device information (browser type, OS)
- IP address and approximate location
- Cookies and similar tracking technologies
3. How We Use Your Information
- Provide and personalize the learning experience
- Process payments and manage subscriptions
- Send service-related communications
- Improve our products and services
- Prevent fraud and ensure security
4. Cookies
We use cookies for:
- Essential: Authentication and security (required)
- Analytics: Understanding how you use the Service (optional)
- Performance: Improving load times and functionality (optional)
You can manage cookie preferences through our cookie banner.
5. Data Sharing
We do not sell your personal information. We may share data with:
- Stripe: Payment processing
- Firebase: Authentication and data storage
- Analytics providers: Usage analysis (anonymized)
5.1 Advertising and Marketing
We may use your information for advertising purposes, including:
- Google Ads: We may share hashed email addresses with Google to show you relevant ads, find similar users, or exclude you from certain campaigns (Customer Match). Your data is hashed before sharing and Google cannot use it for other purposes.
- Remarketing: We may show ads to users who have previously visited our website.
- Conversion tracking: We track when ads lead to sign-ups or purchases to improve our advertising.
Opt-out: You can opt out of personalized advertising by:
- Adjusting your Google Ads Settings
- Contacting us at support@fujisan.ai to request removal from advertising audiences
- Using browser settings to block third-party cookies
6. Data Retention
We retain your data while your account is active. After account deletion, we may retain certain data for up to 90 days for legal and operational purposes.
7. Your Rights (GDPR - EU Users)
If you are in the European Economic Area, you have the right to:
- Access your personal data
- Correct inaccurate data
- Request deletion of your data
- Restrict or object to processing
- Data portability
- Withdraw consent
8. Your Rights (CCPA - California Residents)
California residents have the right to:
- Know what personal information is collected
- Request deletion of personal information
- Opt-out of the sale of personal information
- Non-discrimination for exercising rights
We do not sell your personal information.
9. Children's Privacy
The Service is not intended for children under 13. We do not knowingly collect personal information from children under 13.
10. International Data Transfers
Your data may be transferred to and processed in Japan. We ensure appropriate safeguards are in place for such transfers.
11. Security
We implement industry-standard security measures including encryption, access controls, and regular security audits.
12. Changes to This Policy
We may update this Privacy Policy. We will notify you of material changes at least 14 days before they take effect.
13. Contact Us
For privacy-related inquiries: support@fujisan.ai
To exercise your rights or request data deletion, contact us at the email above.
TORAIZ Inc.
Tokyo, Japan