Privacy Policy
Last Updated: March 13, 2026
Quick Summary:
- We don't train AI models with your data
- We don't sell your data
- We delete article content immediately after processing
- We extend GDPR/CCPA rights to all users globally
- We don't use cookies
1. Introduction
This Privacy Policy describes how Yuta Suzuki ("we," "us," or "our") collects, uses, and protects your information when you use the News Understanding Extension ("Service").
2. Data Controller
Name: Yuta Suzuki
Address: 119-1 Miyakage, Takasu, Miharu-machi, Tamura-gun, Fukushima 963-7725, Japan
Email: y-suzuki@estoty-group.com
3. Information We Collect
3.1 Information You Provide
| Data Type | Purpose |
|---|---|
| Article URLs | To generate explanations |
| Article Content | Sent to AI (deleted immediately after) |
| Email Address | Account authentication |
3.2 What We Do NOT Collect
- Personal names (unless you create an account)
- Browsing history beyond requested articles
- Location data
- Cookies
4. How We Use Your Data
We use your data to:
- Provide AI-powered explanations
- Manage your account and subscription
- Process payments via Stripe
- Improve our service
We do NOT use your data to:
- Train AI models
- Sell to third parties
- Profile you for advertising
5. Third-Party Services
| Service | Purpose | Privacy Policy |
|---|---|---|
| Anthropic (Claude) | AI explanation generation | Link |
| Supabase | Database & authentication | Link |
| Stripe | Payment processing | Link |
6. Data Retention
| Data Type | Retention |
|---|---|
| Article text | Deleted immediately |
| Usage logs | 90 days |
| Account data | Until deletion request |
| Subscription records | 7 years (legal requirement) |
7. Your Privacy Rights
We extend GDPR and CCPA rights to all users globally:
- Access: Use "Export Data" in the extension
- Delete: Use "Delete Account" in the extension
- Export: Download your data in JSON format
- Opt out: Email y-suzuki@estoty-group.com
8. International Data Transfers
Your data may be transferred to the United States (Anthropic, Supabase, Stripe). For EU/UK users, we rely on Standard Contractual Clauses (SCCs).
9. Security
- All data transmitted over HTTPS/TLS
- API keys stored in server-side environment variables
- Row Level Security (RLS) enforced
10. Children's Privacy
Our Service is not directed to children under 13. We do not knowingly collect personal information from children under 13.
11. Contact Us
For bugs and technical issues: y-suzuki@estoty-group.com
For privacy rights requests: y-suzuki@estoty-group.com (Response within 30 days)