Privacy Policy

Last updated: November 6, 2025

Our Commitment to Privacy

QuantumBit respects your privacy and is committed to protecting your personal information. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you visit our website or engage with our quantum computing education services. Please read this policy carefully to understand our practices regarding your data.

Contact Information

QuantumBit

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

Phone: +81 3-6240-0714

Email: info@zarnithsong.com

Information We Collect

Personal Information You Provide

When you interact with our website or services, we may collect information that you voluntarily provide:

  • Contact Information: Name, email address, phone number when you fill out inquiry forms
  • Communication Content: Messages, questions, and other information you include when contacting us
  • Educational Background: Information about your programming experience and learning goals when you inquire about programs

Automatically Collected Information

When you visit our website, certain information is automatically collected:

  • ge Data: Pages visited, time spent on pages, navigation patterns, and referring websites
  • Device Information: Browser type, operating system, IP address, device identifiers
  • Cookies and Tracking: Information collected through cookies and similar technologies (see our Cookie Policy)

Legal Basis for Processing

We process your personal information based on: consent you provide, legitimate business interests in improving our services, contractual necessity for service delivery, and compliance with legal obligations.

How We Use Your Information

Service Delivery: Responding to inquiries, providing information about programs, and facilitating communication
Website Improvement: Analyzingge patterns to enhance user experience and optimize content
Marketing Communications: Sending relevant information about programs and updates (with your consent)
Security and Fraud Prevention: Protecting our systems and users from malicious activities
Legal Compliance: Meeting legal requirements and responding to lawful requests

Data Sharing and Third Parties

We do not sell your personal information. We may share your data with:

Service Providers

Third-party companies that help us operate our website, conduct business activities, or provide services (analytics, hosting, email delivery). These providers are contractually obligated to protect your information.

Analytics Services

We use analytics tools to understand websitege and improve our services. These may include Google Analytics and similar platforms.

Legal Requirements

We may disclose information if required by law, court order, or governmental regulation, or to protect our rights and safety.

Data Protection Measures

We implement appropriate technical and organizational measures to protect your personal information:

Technical Safeguards

  • • Encryption of data in transit and at rest
  • • Secure server configurations
  • • Regular security updates and patches
  • • Firewall protection

Administrative Controls

  • • Access controls and authentication
  • • Regular security audits
  • • Employee training on data protection
  • • Incident response procedures

While we strive to protect your information, no method of transmission over the internet or electronic storage is completely secure. We cannot guarantee absolute security but continuously work to enhance our protective measures.

Data Retention

We retain your personal information only for as long as necessary to fulfill the purposes outlined in this policy:

  • Contact inquiries: Retained for up to 2 years after last contact
  • Website analytics: Aggregated data retained indefinitely, personal identifiers deleted after 26 months
  • Legal compliance: Retained as required by applicable laws and regulations

Your Rights

Depending on your location, you may have the following rights regarding your personal data:

Right to Access

Request confirmation of what personal data we hold about you and receive a copy

Right to Rectification

Request correction of inaccurate or incomplete personal information

Right to Erasure

Request deletion of your personal data under certain circumstances

Right to Data Portability

Receive your personal data in a structured, commonly used format

Right to Object

Object to processing of your personal data for certain purposes

Right to Restrict Processing

Request limitation of how we use your personal information

To exercise any of these rights, please contact us using the information provided at the beginning of this policy. We will respond to your request within 30 days.

Your Rights and Opt-Out Instructions

You are not required to provide any personal information when using this website. If you prefer not to share your data, you may:

  • Avoid filling out contact forms, account registrations, or any data-submitting features
  • Disable cookies through your browser settings (see our Cookie Policy for more details)
  • Contact us directly to request the deletion of any previously shared personal data

We respect your privacy choices. If you would like us to delete your data, please reach out to us at the contact details provided on our Contact page. We will process your request promptly.

Children's Privacy

Our services are not directed to individuals under 18 years of age. We do not knowingly collect personal information from children. If you believe we have inadvertently collected information from a child, please contact us immediately so we can delete it.

International Data Transfers

Your information may be transferred to and processed in countries other than your country of residence. These countries may have different data protection laws. When we transfer your data internationally, we ensure appropriate safeguards are in place to protect your information in accordance with this Privacy Policy.

Changes to This Policy

We may update this Privacy Policy periodically to reflect changes in our practices or legal requirements. The "Last updated" date at the top indicates when this policy was last revised. We encourage you to review this policy regularly. Continued use of our website after changes constitutes acceptance of the updated policy.

Questions About Privacy?

If you have questions, concerns, or requests regarding this Privacy Policy or how we handle your personal information, please contact us.

Contact Us