Privacy Policy

What personal data we collect and why we collect it


When visitors leave comments on the site we collect the data shown in the comments form, and also the visitor’s IP address and browser user agent string to help spam detection.

An anonymized string created from your email address (also called a hash) may be provided to the Gravatar service to see if you are using it. The Gravatar service privacy policy is available here: After approval of your comment, your profile picture is visible to the public in the context of your comment.


If you upload images to the website, you should avoid uploading images with embedded location data (EXIF GPS) included. Visitors to the website can download and extract any location data from images on the website.

Contact forms

How we keep your data

In order to keep your personal information accurate and up-to-date, and to prevent unauthorized access to, loss of, damage to, falsification of, or leakage of your personal information, we will take the necessary measures, such as maintaining and managing our security system, implement safety measures, and strictly manage your personal information.

How we use your data

We may ask you to register your name, e-mail address, telephone number and other personal information when you make an inquiry on this website. The personal information we receive from our customers will be used to send you e-mails and other materials as a contact from us, a guide to our business, and an answer to your questions.

Prohibition of the disclosure and provision of personal information to third parties

We will not disclose personal information to a third party except in the following cases, and will manage personal information received from customers appropriately.

  • With the customer’s consent
  • When disclosing the information to a contractor to whom the company entrusts business in order to provide the service that the customer desires
  • When it is necessary to disclose it based on the law.

Security measures for personal information

We have taken all possible security measures to ensure the accuracy and safety of personal information.

Inquiry of the person in question

If a customer wishes to inquire about, correct, or delete his or her personal information, we will respond to the request after confirming his or her identity.

Compliance with and review of laws and regulations

The Company will comply with Japanese laws and regulations and other norms applicable to personal information held by the Company, and will review and improve the contents of this policy as appropriate.


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

If 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.

When you log in, we will also set up several cookies to save your login information and your screen display choices. Login cookies last for two days, and screen options cookies last for a year. If you select “Remember Me”, your login will persist for two weeks. If you log out of your account, the login cookies will be removed.

If you edit or publish an article, an additional cookie will be saved in your browser. This cookie includes no personal data and simply indicates the post ID of the article you just edited. It expires after 1 day.

Embedded content from other websites

Articles on this site may include embedded content (e.g. videos, images, articles, etc.). Embedded content from other websites behaves in the exact same 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.


This site uses Google Analytics, an access analysis tool from Google. This Google Analytics uses cookies to collect traffic data. This traffic data is collected anonymously and does not personally identify you. This feature can be disabled by disabling cookies, so please check your browser settings. You can find out more about this agreement here:

How long we retain your data

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

For users that register on our website (if any), we also store the personal information they provide in their user profile. All users can see, edit, or delete their personal information at any time (except they cannot change their username). Website administrators can also see and edit that information.

What rights you have over your data

If you have an account on this site, or have left comments, 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.

Where we send your data

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

Your contact information

Contact here for information.

Additional information


The information on this website, with the exception of some services, is provided free of charge. Users are responsible for viewing and collecting information on this website at their own risk, including whether or not the information meets their needs, whether or not they have the legal rights necessary to store, reproduce or otherwise use the information at their own discretion, and whether or not they comply with copyright, confidentiality, defamation, dignity and export laws and other legal obligations.


All content on this website is owned by Coweb. It is prohibited to use it for any purpose other than personal use without written permission.