Personal information protection policy

CASTEM(hereafter referred to as “our company”)may request provision of personal information when customers use these services.
Our company is fully aware of the importance of protecting personal privacy information, and, in addition to observing the Personal Information Protection Law, the company specifies the following regarding the handling of personal information.

Collection of personal information

Personal information refers to information (hereafter, collectively referred to as “personal information”) that can be used to identify or specify an individual, such as the name, address, telephone number, or email address of the customer.
Our company may collect personal information from this site when our customers use these services.
If customers provide our company with personal information via this site, they are considered to have consented to our company using this personal information in accordance with this privacy policy.
Therefore, if you do not consent to this privacy policy, please do not provide us with your personal information.

Use of personal information

Our company shall clarify the purpose of collecting personal information when collecting the same.
We shall use the collected personal information within the range required to achieve those objectives.

【Purpose of collection】

Distribution of email newsletters

Foundational data for access analysis and other data analysis required for operating this site

Product dispatch work

Access logs

Our company uses access logs for the purpose of data analysis required for managing this site, including usage trend analysis, site management, and exploring user trends etc.
In this way, our company can obtain usage information, such as pages visited by the customer, period of stay, previous page before accessing this site, page movements, browser used, OS used etc., but does not collect and analyze information for the purpose of identifying individuals.

Assignment and sharing of information

Our company shall not assign or share the personal information of the customer to a third party without the approval of the customer.


Our company shall not disclose the personal information of the customer to a third party without the permission of the person concerned.
However, we may disclose such information to comply with a lawful request from a court of law, the police, consumer center, or body with equivalent authority.

Changing and deleting personal information

When there is a request from the customer to check the content, update, or delete the personal information, inquiries should be directed to the contact points stipulated in “Inquiries”.
Our company shall take necessary measures, such as reporting, updating, or deleting the content of the personal information in accordance with the instructions.


Please send inquiries related to personal information to the following email address.