Privacy Policy

How we handle your information

Last Updated: February 19, 2026

Operator: Nogeass Inc. (the "Company") provides "GawainAI" (the "Service"). This Privacy Policy explains how we handle users' information.

1. Basic Policy

We handle personal information appropriately and in accordance with applicable laws and guidelines.

2. Information We Collect

We collect the following information to the extent necessary to provide the Service.

(1) Authentication (Google Sign-In)

  • Email address, name, profile image, Google ID, etc.

(2) Content and Generation Inputs

  • Uploaded images (JPG/PNG/WebP, etc.)
  • Generated videos and related metadata (title, creation time, configuration, output format, etc.)
  • Inputs used for generation (prompts, scripts, product information inputs, identifiers of product data obtained via integrations, etc.)

(3) Billing and Subscription

  • Payment information processed via Stripe (we do not store card details)
  • Subscription status and minimum identifiers necessary for billing

(4) Usage and Technical Data

  • Access logs (IP address, user agent, timestamps, error logs, etc.)
  • Cookies and similar identifiers, preference/settings data

3. Purposes of Use

We use collected information to:

  • Provide and operate the Service, authenticate users, manage accounts, and process billing
  • Respond to inquiries and provide support
  • Prevent fraud/abuse, ensure security, and handle incidents
  • Improve quality and features, and conduct analytics in a non-identifiable form
  • Maintain legal compliance and internal compliance processes (e.g., records for advertising disclosures, expression checks, approval logs, etc.)
  • Improve our AI technology (see Section 4)

4. Use for AI Training and Improvement

We may use uploaded images, generated videos, and prompts/scripts as training data to improve our AI technology.

  • We periodically review necessity and scope and take reasonable measures to protect users (e.g., access controls, reducing identifiability where feasible).
  • Users may request to stop or limit such use through our designated method (e.g., contacting us). In some cases, we may be unable to respond immediately due to technical/operational reasons, or we may need to retain/process certain data to provide the Service or comply with law.

5. Retention

We retain information only for as long as necessary for the stated purposes or as required by law. Examples:

  • Account information: until account deletion (and may be retained for a limited period as required by law/operations)
  • Uploaded images / generated videos: until deleted by the user or for the period necessary to provide the Service
  • Prompts and approval/compliance records: generally 3 years (may be extended if operationally required)
  • Access logs: for the period necessary to maintain security and operations

6. Sharing and Processors

We do not provide personal information to third parties without user consent, except as required by law. We may share information with service providers as necessary to operate the Service, including:

  • Google (authentication)
  • Stripe (payments)
  • Cloudflare (hosting, CDN, video delivery, database, etc.)
  • Amazon Web Services (storage, etc.)

7. International Data Transfers

Our vendors' servers may be located outside Japan. We strive to ensure appropriate safeguards as required under applicable law.

8. Security

We implement industry-standard measures such as encryption, access controls, and logging to prevent unauthorized access, loss, or alteration.

9. Cookies and Analytics

We use cookies and similar technologies to manage login sessions, store settings, and collect anonymized statistics. Disabling cookies may limit some features.

10. Your Rights

You may request access, correction, deletion, or suspension of use of your information. Please contact us via the inquiry channel in the Service.

11. Changes

We may update this Privacy Policy as needed. Material changes will be notified within the Service or by email where appropriate.

12. Contact

Please contact us via the "Inquiry Form" within the Service.

13. Language Priority

In case of any inconsistency between language versions, the Japanese version prevails.

Contact Us

Inquiry Form
Privacy Policy - GawainAI