i4u (hereinafter referred to as "our organization") respects your privacy and is committed to protecting your personal information appropriately. This Privacy Policy explains how our organization collects, uses, and shares information across all our services, websites, applications, and products (collectively referred to as "Services").

Our Services may collect the following information:

• Images, files, and other content uploaded when using our Services
• Account registration information (name, email address, username, etc.)
• Service usage data (access logs, usage frequency, feature usage, etc.)
• Device information (IP address, browser type, OS, language settings, etc.)

The collected information is used for the following purposes:

• Providing, maintaining, and improving our Services
• Developing new features and optimizing existing ones
• User support and responding to inquiries
• Diagnosing and resolving technical issues
• Ensuring security and preventing fraud
• Complying with legal obligations

Our organization implements appropriate technical and organizational security measures including encryption, access controls, and regular security audits to protect your information. However, please understand that information transmission over the internet cannot be 100% secure.

Our Services may use the following third-party services:

• Analytics services (Google Analytics, Mixpanel, etc.)
• Cloud infrastructure (AWS, Google Cloud, Vercel, etc.)
• Communication tools (SendGrid, Slack, etc.)
• AI/Machine Learning services (OpenAI, Google Gemini, etc.)
• Payment processing services (Stripe, PayPal, etc.)

These services operate according to their own privacy policies.

Our Services use cookies and similar tracking technologies to improve user experience:

• Essential cookies (necessary for basic service functionality)
• Functional cookies (saving language preferences, theme settings, etc.)
• Analytics cookies (collecting statistics for service improvement)

You can disable cookies in your browser settings, but some features may not work properly.

We set appropriate retention periods based on the type of data. Temporary files are deleted promptly after processing, account information is retained while the account is active, and some information may be retained for longer periods due to legal obligations.

You have the following rights regarding your personal information:

• Right to access information
• Right to request correction or deletion of information
• Right to object to information processing

Our Services are not directed to children under 13, and we do not intentionally collect personal information from children under 13.

We may update this Privacy Policy from time to time. We will notify you of significant changes through email notifications, in-service notifications, or on our websites.

If you have any questions or comments about our Privacy Policy, please contact us at privacy@i4u.jp or through the contact form in each service.