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Privacy policies explain what data is collected, why it’s used, how it’s shared, your rights under laws like GDPR/APPI, cookie choices, retention and security practices, and how to contact us. 

Effective Date: September 15, 2025
Last Updated: September 15, 2025

1. Introduction

Welcome to Kuwa.blog, operated by Matsuzaki Kuwa Leaf Farm (MKLF).

Your privacy is very important to us. This Privacy Policy explains:

  • What personal information we collect,

  • How we use it,

  • Your rights under privacy laws such as the General Data Protection Regulation (GDPR) and Japan’s Act on the Protection of Personal Information (APPI),

  • How you can manage your data and cookie preferences.

By using Kuwa.blog, you agree to the terms described in this Privacy Policy.

Japanese version of this policy is available here:
プライバシーポリシー(日本語版)

2. Who We Are

Matsuzaki Kuwa Leaf Farm (MKLF)
Address: 〒410-3611 静岡県賀茂郡松崎町松崎316-9
Phone: +81-558-43-1670
Website: https://kuwa.blog
Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

MKLF grows and processes Kuwa (white mulberry) leaves and related products and operates the Kuwa.blog website for education, product sales, and customer support.

3. Information We Collect

We collect personal and non-personal information when you use our website:

A. Information You Provide

  • Name and contact details (email, phone number, address)

  • Billing and shipping information

  • Account login information (if applicable)

  • Messages sent through our contact forms or support channels

B. Information Collected Automatically

  • IP address and device information

  • Browser type and version

  • Pages visited and actions taken

  • Date and time of access

Note: Some of this data is collected via cookies and similar technologies (see Section 6).

C. Special Categories of Data

We do not intentionally collect sensitive health information.
If you share health-related details with us (e.g., regarding product effects), you do so voluntarily and with consent.

4. How We Use Your Information

We use the data we collect for:

  • Order processing and customer support

  • Account management and secure login

  • Product delivery and shipment tracking

  • Marketing communications, if you have given consent

  • Website improvements and analytics

  • Legal compliance, including responding to data access requests

We only process data where we have a legal basis:

  • Consent (for cookies, marketing, optional analytics)

  • Contractual necessity (to fulfill your orders)

  • Legal obligation (tax and regulatory requirements)

  • Legitimate interest (improving our services)

5. Legal Basis for International Visitors (GDPR)

If you are located in the European Economic Area (EEA), we rely on the following legal grounds for processing your data:

PurposeLegal Basis
Processing orders, delivery Contractual necessity
Email marketing Consent
Analytics, improvement Consent
Compliance with tax laws Legal obligation

6. Cookies and Tracking

We use cookies to enhance your experience and comply with privacy laws.
Our cookie banner allows you to accept, reject, or customize preferences by category:

Cookie CategoryPurpose
Strictly Necessary Site functionality, security, login
Preferences / Functional Language settings, saved cart preferences
Analytics Google Analytics or similar, for usage insights
Marketing YouTube, social media pixels, promotional embeds

You can manage your cookie preferences anytime by clicking “Cookie Preferences” in the footer.

If you reject non-essential cookies, certain features like embedded videos may not function.

7. Third-Party Services

We may share data with trusted partners to operate our services, including:

  • Payment processors (e.g., PayPal)

  • Shipping companies for product delivery

  • Analytics providers (e.g., Google Analytics)

  • Email service providers

These third parties are required to handle your data securely and in accordance with applicable laws.

8. Embedded Content

Our site may include embedded content such as:

  • YouTube videos,

  • Google Maps,

  • Social media feeds.

These services may set cookies or collect information independently.
Their usage is blocked until you grant consent via our cookie preferences.

9. Data Retention

We keep your personal information only as long as necessary to:

  • Fulfill your orders,

  • Comply with legal obligations,

  • Resolve disputes.

After retention periods expire, we securely delete or anonymize your data.

10. Your Rights

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

RightDescription
Access Request a copy of your data
Rectification Correct inaccurate or incomplete data
Erasure (Right to be Forgotten) Request deletion of your data
Restriction of Processing Limit how we use your data
Data Portability Receive data in a portable format
Withdraw Consent Revoke marketing or analytics consent

To exercise these rights:

  • Use our online request form at Data Request, or

  • Email This email address is being protected from spambots. You need JavaScript enabled to view it.

Requests are handled within 30 days, as required by law.

11. Children's Privacy

Kuwa.blog is not intended for children under 16.
We do not knowingly collect data from children.
If you believe a child has provided personal data, please contact us for prompt deletion.

12. Data Security

We take appropriate technical and organizational measures to protect your information, including:

  • SSL encryption for data transmission

  • Secure hosting environment

  • Regular security updates

  • Access controls and logging

13. International Data Transfers

As we serve both Japanese and international customers, your data may be stored or processed in countries outside your residence, including Japan and the United States.
We ensure appropriate safeguards for international transfers.

14. Updates to This Privacy Policy

We may update this policy as laws or business practices change.
Updates will be posted on this page with a revised “Last Updated” date.
If changes are significant, we will notify you via banner or email.

15. Contact Us

For privacy inquiries, please contact:

Matsuzaki Kuwa Leaf Farm (MKLF)
Email: This email address is being protected from spambots. You need JavaScript enabled to view it.
Phone: +81-558-43-1670
Address: 〒410-3611 静岡県賀茂郡松崎町松崎316-9