Terms of Service

Last updated: November 6, 2025

Agreement to Terms

Welcome to QuantumBit. These Terms of Service govern your Service Provider

QuantumBit

5 Chome-1-16 Hongo, Bunkyo City, Tokyo 113-0033

Phone: +81 3-6240-0714

Email: info@zarnithsong.com

Servicege Terms

1. Acceptable Use Policy

You agree to use our services only for lawful purposes and in accordance with these Terms. You agree not to:

  • Use the services in any way that violates applicable laws or regulations
  • Attempt to gain unauthorized access to any portion of the services or systems
  • Interfere with or disrupt the services or servers connected to the services
  • Engage in any conduct that restricts or inhibits anyone's use of the services
  • Use the services to transmit any harmful, offensive, or illegal content

2. Permitted Uses

Our services are intended for:

  • Educational purposes related to quantum computing and programming
  • Personal skill development and professional advancement
  • Legitimate inquiries about our programs and services
  • Accessing educational content and resources we provide

3. Service Access Requirements

To access certain features of our services, you may need to provide accurate and complete information. You are responsible for maintaining the confidentiality of any account credentials and for all activities that occur under your access.

4. Fairge Guidelines

We expect all users to engage with our services in good faith. Excessive automated requests, scraping, or attempts to overload our systems may result in access restrictions. We reserve the right to limit access to protect service quality for all users.

Account Terms

5. Account Creation

When creating an account or providing information through our services:

  • You must provide accurate, current, and complete information
  • You must be at least 18 years old to use our services
  • You are responsible for updating your information as needed
  • You must notify us immediately of any unauthorized use of your account

6. Account Security

You are responsible for maintaining the security of your account and any credentials. QuantumBit cannot and will not be liable for any loss or damage arising from your failure to maintain account security. You agree to notify us immediately of any unauthorized access.

7. Account Suspension and Termination

We reserve the right to suspend or terminate your access to our services at our discretion, without notice, for conduct that we believe violates these Terms or is harmful to other users, us, or third parties, or for any other reason. Upon termination, your right to use the services will immediately cease.

Service Availability

8. Service Uptime and Maintenance

While we strive to provide reliable access to our services, we do not guarantee uninterrupted availability. We may perform scheduled maintenance, updates, or emergency repairs that temporarily affect service access. We will make reasonable efforts to minimize disruption but are not liable for any interruptions.

9. Service Modifications

We reserve the right to modify, suspend, or discontinue any aspect of our services at any time without prior notice. We may also impose limits on certain features or restrict access to parts of the services. We will not be liable to you or any third party for any modification, suspension, or discontinuance of the services.

10. Geographic Restrictions

Our services are operated from and are intended for users worldwide. However, some features may not be available in all geographic locations due to legal or technical constraints. You are responsible for compliance with local laws when accessing our services from your jurisdiction.

Intellectual Property

11. Content Ownership

The services and their original content, features, and functionality are owned by QuantumBit and are protected by international copyright, trademark, patent, trade secret, and other intellectual property laws. You may not copy, modify, distribute, sell, or lease any part of our services without explicit permission.

12. User-Generated Content

Any content you submit through our services, including inquiries, feedback, or questions, grants us a non-exclusive, worldwide, royalty-free license to use, reproduce, and display such content for the purpose of providing and improving our services. You retain ownership of your content but warrant that you have the right to grant this license.

13. Copyright and Trademark Notices

All trademarks, service marks, logos, and trade names displayed on our services are the property of QuantumBit or their respective owners. You may not use these marks without prior written permission.

Disclaimers and Limitations

14. Service "As Is"

Our services are provided "as is" and "as available" without warranties of any kind, either express or implied. We do not warrant that the services will be uninterrupted, secure, or error-free, or that any defects will be corrected.

15. Educational Content Disclaimer

While we strive to provide accurate and up-to-date educational content, quantum computing is a rapidly evolving field. We make no guarantees about the completeness, accuracy, or currency of the information provided. Educational outcomes depend on individual effort and aptitude.

16. Limitation of Liability

To the maximum extent permitted by law, QuantumBit shall not be liable for any indirect, incidental, special, consequential, or punitive damages, including lost profits, data loss, or business interruption arising from your use of or inability to use the services.

17. Third-Party Services and Links

Our services may contain links to third-party websites or integrate with third-party services that are not owned or controlled by QuantumBit. We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party sites or services. You acknowledge and agree that QuantumBit shall not be responsible for any damage or loss caused by your use of any third-party content or services.

18. Changes to Terms

We reserve the right to modify these Terms at any time. We will notify users of any material changes by updating the "Last updated" date at the top of these Terms. Your continued use of the services after any changes indicates your acceptance of the new Terms. We encourage you to review these Terms periodically.

19. Governing Law and Jurisdiction

These Terms shall be governed by and construed in accordance with the laws of, without regard to its conflict of law provisions. Any disputes arising from these Terms or your use of the services shall be subject to the exclusive jurisdiction of the courts located in Tokyo.

20. Severability

If any provision of these Terms is found to be unenforceable or invalid under applicable law, such provision shall be modified to achieve the original intent as closely as possible, and the remaining provisions shall continue in full force and effect.

Questions About These Terms?

If you have questions or concerns about these Terms of Service, please contact us.

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