Privacy Policy

Last updated: April 27, 2026

1. Introduction

This Privacy Policy describes how AWS Study Navigator (the "Service") handles personal information. Please review the following before using the Service.

2. Information We Collect

The Service collects the following information.

2.1 Account Information

  • Email address (used for login)
  • Password (securely managed by the authentication service)

2.2 Study History

  • Identifiers of the exams and questions answered
  • Correctness of answers
  • Domain (exam category) information
  • Answer timestamps

2.3 Feedback

  • Question ratings (good/bad)
  • Optional comments (up to 500 characters)

2.4 Advertising Information

The Service uses Google AdSense, provided by Google LLC ("Google"), to display ads. Google uses cookies to serve ads based on your visits to this and other sites. The following information may be collected by Google and other ad delivery partners.

  • Browsing information via cookies and similar technologies
  • Information about ad impressions and clicks
  • Device information (screen size, browser type, etc.)
  • Approximate location (country/region level)

2.5 Analytics Information

To improve the Service and understand usage, we use Google's analytics tool "Google Analytics 4." Google Analytics collects access information using cookies in a form that does not identify individuals.

  • URLs and titles of pages viewed
  • Referring source
  • Time on site and visit frequency
  • Device and browser information
  • Approximate location (country/region level)

To disable Google Analytics, you can install Google's opt-out add-on to refuse the use of cookies.

2.6 Affiliate Program Information

The Service is a participant in the Amazon Associates Program, an affiliate program designed to provide a means for sites to earn referral fees by advertising and linking to Amazon.co.jp. The Service may also feature links to third-party products or services through affiliate service providers ("ASPs") such as A8.net, operated by Fan Communications, Inc.

If a product or service is purchased through such a link, the operator of the Service may receive a referral commission from the ASP. Information about affiliate link clicks and subsequent purchase behavior may be collected by each ASP using cookies and similar technologies. Please refer to each provider's own privacy policy for how this data is handled.

3. How We Use Information

Collected information is used for the following purposes.

  • User authentication and account management
  • Recording and displaying study progress
  • Optimizing question delivery
  • Improving question quality

4. Third-Party Sharing

We do not provide collected personal information to third parties, except in the following cases.

  • When disclosure is required by law
  • When ad delivery partners such as Google collect information via cookies for ad delivery purposes
  • When affiliate program partners (Amazon, A8.net, etc.) collect information via cookies

5. Cookies & Tracking

The Service uses cookies through Google AdSense for ad delivery. Google may use DoubleClick cookies and similar technologies to serve personalized ads based on your visits to this and other sites.

To disable personalized ads, you can opt out using the following methods.

Authentication tokens are stored in your browser's localStorage.

6. Your Rights

Users have the following rights.

  • View your data — You can review your own study data from the History page
  • Delete your account — Deleting your account deletes all associated data
  • Contact us — For questions about your data, please use the contact form

7. Policy Changes

This policy may be changed without prior notice. If there is a significant change, we will notify users through the Service.

8. Contact

For questions about how we handle personal information, please contact us via the contact form.