Privacy Policy
Last Updated (UTC): 2026-02-15
1. Operator Information
- Service Name: Commuva Articles
- Operation Type: Individual developer
- Operator: Commuva Articles Operator
- Contact: privacy@commuva.com
This Privacy Policy ("Policy") describes how we handle personal information in connection with the Service.
2. Information We Collect
We collect the following categories of information:
| Category | Specific Information | Source |
|---|---|---|
| Account Information | Email address, display name, profile image | OAuth provider (Google) |
| Age Verification | Date of birth (to confirm age 18 or older) | User input |
| Posted Content | Articles, comments, translation requests | User input |
| Usage Data | Access logs, page view history, activity logs | Server and browser |
| Device Information | Browser type, OS, IP address | Browser/network |
3. How We Use Your Information
We use the collected information for the following purposes:
- Service Provision and Operation: Displaying and searching articles, account management, providing translation features
- Age Verification: Confirming that users are 18 years of age or older (during account registration)
- Fraud Detection and Prevention: Bot protection, prevention of spam and unauthorized access
- Service Improvement: Analyzing usage patterns, improving features
- User Support: Responding to inquiries
- Legal Compliance: Responding to legally required disclosure requests, audit support
4. Outsourcing, Third-Party Disclosure, and International Transfers
4.1 Outsourcing
We outsource operations to the following service providers to the extent necessary for providing the Service:
| Service Provider | Outsourced Operations | Country |
|---|---|---|
| Cloudflare, Inc. | Service delivery infrastructure, data storage (D1/R2/KV), log management | United States |
| OpenAI, Inc. (when implemented) | AI translation processing (translation of posted text) | United States |
We have entered into agreements with appropriate data protection provisions with our outsourcing partners.
4.2 Third-Party Disclosure
We do not share personal information with third parties except in the following cases:
- With your consent
- When required by law or legal process
4.3 International Transfers
As the service providers listed above are primarily located in the United States, your information may be processed outside of Japan. Our service providers implement appropriate security measures in accordance with their privacy policies and data processing agreements.
5. Data Retention and Deletion
- Personal information is retained for the period necessary to fulfill its purpose of use.
- Upon account deletion, data is progressively removed after legally required retention periods.
- Logs for fraud prevention and audit purposes may be retained when required by law.
- Users may request data export through their account settings.
6. Security Measures
We implement the following measures to prevent leakage, loss, and damage of personal information:
- Technical Measures: Communication encryption (HTTPS/TLS), database encryption, access control
- Organizational Measures: Minimization of access privileges, logging of operations
- Assessment of External Environment: Verification of security measures and data storage country regulations of service providers (Cloudflare, etc.)
7. Disclosure Requests and Complaints
Under the Act on the Protection of Personal Information (APPI), you may make the following requests:
- Request for disclosure of retained personal data
- Request for correction, addition, or deletion of data
- Request for cessation of use or erasure
- Request for disclosure of third-party provision records
Contact: privacy@commuva.com Identity Verification: Requests should be sent from the registered email address; additional verification may be required as needed. Response Period: We will respond within two weeks of receiving the request, as a general rule.
8. External Transmission (Cookies, etc.)
The Service transmits information from your device to external parties as follows:
| Tool | Recipient | Information Transmitted | Purpose | Opt-out / Reference |
|---|---|---|---|---|
| Cloudflare Turnstile | Cloudflare, Inc. | IP address, user agent, challenge token | Bot protection and fraud prevention | Cloudflare Privacy Policy |
| Google OAuth | Google LLC | Authentication token, account information (email, display name, profile image) | User authentication | Google Privacy Policy |
| Google Analytics 4 (when implemented) | Google LLC | Client ID, browsing URL, event data | Usage analysis | GA Opt-out |
Tools marked "(when implemented)" are not currently active and this Policy will be updated upon their implementation.
We use cookies necessary for providing the Service. Analytics cookies are used only with user consent.
9. Policy Amendments
- When amending this Policy, we will provide advance notice of the changes and effective date on the Service.
- For material changes, we will notify registered users by email.
- The amended Policy takes effect on the stated effective date.