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Privacy Policy

Soleil Data Dojo (hereinafter referred to as “the Organization”) has established the following privacy policy (hereinafter referred to as the “Policy”) regarding users’ personal information. This Policy explains what kind of personal information the Organization collects, how it uses and shares them, and how users can manage their own personal information.


Who We Are

Operating Company: eftax Co.
Address: Amagasaki K.R Building 5F, 3-90-1 Showadori, Amagasaki, Hyogo, Japan
Representative: Tomoaki Nakai, Representative Director

How Personal Information is Acquired

When visitors submit a contact form or comment,  the data displayed on the comment form, as well as the visitor’s IP address and browser’s user agent string, are collected to help spam detection.

An anonymized string created from your e-mail address (also known as a hash) may be provided to determine if you are using the Gravatar service. The Gravatar service privacy policy is available here


Purpose of Use

Personal information received from users will be used to send e-mails and materials to users to answer their questions and provide business guidance and information about our business.


Prohibition of Disclosure and Provision of Personal Information to Third Parties

The Organization will appropriately manage personal information received from users and will not disclose personal information to third parties except in the following cases:
(1) When the consent of the user has been given.
(2) When disclosing information to contractors to whom the Organization outsourced services is necessary to provide services requested by the customer.
(3) When disclosure is required by the law.


Security Measures

The Organization takes all possible security measures to ensure the accuracy and safety of personal information.


Personal Reference

If you wish to inquire, correct, or delete your personal information, the Organization will respond to the request after confirming your identity.


Extent of Use of Personal Information

If you request a password reset, your IP address will be included in the reset e-mail.


Data Retention Period

If you leave a comment, the comment and its metadata are retained indefinitely. This is so we can automatically recognize and approve any follow-up comments instead of keeping them in a moderation queue.

Your Data Rights

If you leave a comment on the site, you can request to receive an exported file of the personal data we hold about you, including any data you have provided to us. You can also request that we erase any personal data we hold about you. This does not include any data we are obliged to keep for administrative, legal, or security purposes.

Data Destination

Visitor’s comments may be checked through an automated spam detection service.


Compliance and Review of Laws and Regulations

The Organization complies with the Japanese laws and regulations applicable to personal information in its possession and review and improves the contents of this Policy as it sees appropriate.



If you have any questions regarding the handling of personal information by the Organization, please contact us at the following address:

SOLEOL DATA DOJO operating company, eftax Co., Ltd.
Amagasaki K.R Building 5F, 3-90-1 Showadori, Amagasaki, Hyogo, Japan
Tel: 06-6423-8240
Fax: 06-6419-5601



If you leave a comment on our site, you may opt-in to saving your name, e-mail address and website in cookies. These are for your convenience so that you do not have to fill in your details again when leaving another comment. These cookies expire after one year.

When you visit our login page, we will set a temporary cookie to determine if your browser accepts cookies. This cookie contains no personal data and is discarded when you close your browser.


Embedded Content from Other Websites

Articles on this site may include embedded content (videos, images, articles, etc.). Embedded content from other websites behaves in the exact way as if the visitor has visited the other website.

These websites may collect data about you, use cookies, embed additional third-party tracking, and monitor your interaction with that embedded content, including tracking your interaction with the embedded content if you have an account and are logged in to that website.



Although we make every effort to ensure the accuracy of the information on our website, we take no responsibility for any actions taken by users using the information on our website.

The Organization shall not be liable for any damage to the user or any damage caused by the user to a third party as a result of the user’s use of the Organization’s website.


Copyrights and Portrait Rights

The texts, images, and all contents on our website are protected by copyright and portrait rights. Unauthorized use or diversion is prohibited.



You are free to establish a link to our website. However, depending on the content of the website, we may decline the link.

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