Privacy Policy
Last updated: March 1, 2026
1. Introduction
YAMASTRO Co., Ltd. ("YAMASTRO," "we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard information when you visit our website yamastrohq.com or interact with us in connection with our process intelligence services.
This policy is designed to comply with Japan's Act on the Protection of Personal Information (個人情報の保護に関する法律, "APPI") and applicable data protection principles for non-Japanese visitors including those in the European Economic Area.
2. Information We Collect
2.1 Information You Provide
We may collect information you provide directly to us, including when you:
- Submit a contact form or pilot request
- Communicate with us via email or telephone
- Access our customer portal or documentation
This information may include your name, work email address, phone number, company name, manufacturing industry, and any details you choose to include in your message.
2.2 Automatically Collected Information
When you visit our website, we may automatically collect certain technical information about your device, including:
- IP address and approximate geographic location
- Browser type, version, and language settings
- Pages visited, time spent, and navigation path
- Referring website or search query
- Device type and operating system
3. How We Use Your Information
We use the information we collect to:
- Respond to your inquiries, pilot requests, and provide customer support
- Deliver our process intelligence services and associated engineering work
- Communicate service updates and technical documentation to existing customers
- Analyze website traffic patterns to improve our website and content
- Comply with legal obligations under APPI and applicable law
We do not send unsolicited marketing communications. We do not sell or rent your personal information to third parties.
4. Cookies and Tracking Technologies
We use cookies and similar technologies to improve your browsing experience. For full details about the cookies we use and how to manage your preferences, please see our Cookie Policy.
5. Information Sharing
We do not sell, trade, or rent your personal information to third parties. We may share your information with:
- Service providers — hosting, analytics, or communications providers who process data on our behalf and are contractually bound to appropriate data protection standards
- Legal authorities — when required by applicable law, court order, or regulatory authority, including obligations under APPI
- Business successors — in the event of a merger, acquisition, or sale of assets, personal information may be transferred subject to equivalent privacy protections
6. Data Security
We implement appropriate technical and organizational security measures designed to protect your personal information against unauthorized access, alteration, disclosure, or destruction. These include encrypted data transmission, access controls, and periodic security reviews. However, no method of transmission over the Internet is 100% secure, and we cannot guarantee absolute security.
7. Data Retention
We retain personal information for as long as necessary to fulfill the purposes described in this policy, unless a longer retention period is required by law. Contact form data is typically retained for up to 24 months; customer account and service records are retained for the duration of the business relationship and applicable post-termination legal periods.
8. Your Rights
Under APPI and applicable data protection laws, you may have the following rights regarding your personal information:
- Right to access and receive a copy of personal information we hold about you
- Right to correction of inaccurate or incomplete information
- Right to request deletion of your personal information (subject to legal retention obligations)
- Right to restrict or object to certain processing activities
- Right to data portability (where applicable under applicable law)
- Right to withdraw consent (where processing is based on consent)
To exercise any of these rights, please contact us at [email protected]. We will respond to verified requests within the timeframe required by applicable law.
9. International Data Transfers
YAMASTRO is based in Japan and processes personal information primarily within Japan. If we transfer personal information outside Japan, we take steps to ensure that appropriate safeguards are in place consistent with APPI requirements and the standards of the recipient jurisdiction.
10. Third-Party Links
Our website may contain links to third-party websites. We are not responsible for the privacy practices of those websites and encourage you to review their respective privacy policies.
11. Children's Privacy
Our website and services are intended for business users and are not directed at individuals under 18 years of age. We do not knowingly collect personal information from minors.
12. Changes to This Policy
We may update this Privacy Policy from time to time. When we make material changes, we will post the updated policy on this page and revise the "Last updated" date. Your continued use of our website after such changes constitutes your acceptance of the updated policy.
13. Contact Us
If you have questions about this Privacy Policy or our data practices, please contact us:
YAMASTRO Co., Ltd.
Shinagawa Intercity Tower A 18F
2-15-1 Konan, Minato-ku, Tokyo 108-6018, Japan
Email: [email protected]
Phone: +81 3-4136-9974