1. General Provisions

These Terms of Service (hereinafter "Terms") set forth the conditions for using the sunrise, sunset, moonrise, and moonset time display service (hereinafter "Service") provided by WorldSunMoon (hereinafter "Site").

By using this Service, you are deemed to have agreed to these Terms.

2. Service Content

The Site provides the following services free of charge:

  • Sunrise and sunset time information worldwide
  • Moonrise and moonset time information worldwide
  • Moon age and phase information
  • Astronomical data display
  • Annual calendar display function
  • Other related information
📍 Important Notice
The information provided by this Site is for reference only and does not guarantee complete accuracy. For critical applications, we recommend verifying with other sources.

3. Terms of Use

3.1 Eligibility

This Service is available to those who meet the following conditions:

  • Those who can agree to these Terms
  • Those aged 13 or older (parental consent required for those under 13)
  • Those who have not previously been suspended from using the Service

3.2 Usage Environment

Users must prepare their own equipment, communication means, software, etc. necessary to use this Service.

4. Prohibited Activities

⚠️ The following activities are strictly prohibited
  • Acts that violate laws or public order and morals
  • Acts related to criminal activities
  • Acts that place excessive load on the Site's servers or network
  • Acts that may interfere with the operation of the Site
  • Acts of collecting or storing others' personal information
  • Acts of impersonating others
  • Acts of providing benefits directly or indirectly to antisocial forces
  • Excessive access using automated tools (scraping, bots, etc.)
  • Circumventing ad blockers or fraudulent ad clicks
  • Other acts deemed inappropriate by the Site

5. Intellectual Property Rights

5.1 Content Ownership

Copyright and other intellectual property rights for all content included in this Service (text, images, logos, designs, programs, etc.) belong to the Site or legitimate rights holders.

5.2 License Grant

Content from this Service may be viewed and used only for personal and non-commercial purposes.

The following activities are explicitly prohibited:

  • Reproduction, modification, distribution, sale, or lending of content
  • Commercial use
  • Reverse engineering, decompilation, or disassembly

6. Disclaimer

6.1 Information Accuracy

While the Site makes every effort to ensure the accuracy of the information provided, we assume no responsibility for:

  • Completeness, accuracy, timeliness, or usefulness of information
  • Errors in astronomical calculations or display errors
  • Results of actions taken by users using this Service

6.2 Service Interruption/Modification

The Site may suspend, modify, or terminate this Service without notice in the following cases:

  • Server maintenance or updates
  • Natural disasters such as earthquakes, lightning, fires, power outages
  • Computer or communication line failures
  • Other cases deemed necessary by the Site

6.3 Limitation of Liability

The Site assumes no responsibility for any damages arising from the use of this Service, except in cases of intentional or gross negligence by the Site.

7. Advertising Display

This Service displays advertisements through Google AdSense. The Site is not responsible for the content of advertisements.

Clicking on advertisements and transactions with advertisers are at the user's own risk.

8. External Links

The Site does not guarantee the content of external sites linked from this Service.

9. Privacy

For information on the handling of personal information, please refer to our separate "Privacy Policy".

10. Changes to Terms

The Site may change these Terms as necessary.

Revised Terms take effect when posted on the Site.

Significant changes will be announced on the Site.

11. Governing Law & Jurisdiction

These Terms shall be governed by and construed in accordance with Japanese law.

In the event of any dispute arising from this Service, the court having jurisdiction over the Site operator's location shall have exclusive agreed jurisdiction.

12. Severability

If any provision of these Terms is deemed invalid or unenforceable, the remaining provisions shall continue to be valid.

✅ Agreement
By using this Service, you are deemed to have agreed to these Terms of Service.
If you do not agree, please refrain from using this Service.

Last Updated: January 30, 2025

Effective Date: February 1, 2025