Cookie Policy

Last revised: December 2018


At Underworks Co., Ltd, we respect your privacy and value the relationship that we have with you.

We use cookies and other trackers or similar technologies (hereinafter, the “cookies”) on our website, They may be placed on the user’s browser subject to the choices and options which the user has indicated or may indicate at any time in accordance with this Cookie Policy.

Please read our Privacy Policy to know more about how we handle your personal data.

What are Cookies?

Cookies are small files of letters and numbers which are stored on the browser or hard drive of your computer or mobile device when you visit a webpage or application.

Cookies may allow websites to recognize your preferences previously chosen when you return to a site. Cookies may help websites deliver more user-friendly services. Cookies may also help us to track your usage of the websites to provide you with targeted advertisements.

To find more information, please go to if you are located in in the United States. If you are located in Europe, please go to

Types of Cookies

Persistent and session cookies: Depending on their lifespan, cookies can be distinguished between “persistent” or “session” cookies.

  1. Persistent Cookies remain on your computer for a period until it expires, or you delete it, for example, using your browser functionalities.
  2. Session Cookies are temporary and automatically deleted from your computer when you leave the website or, at least, when you close your browser.

What Kind of Cookies We Use and For What Purposes?

  • Strictly Necessary Cookies:

These cookies are essential for the provision of the site and any requested services or functionalities but do not perform any additional or secondary function.

These cookies enable the website to function optimally. You may object and delete them using your browser configuration.
Please note that if you block cookies on our website, you may be unable to access certain areas of our website and certain functions and pages will not work in the usual way. 

  • Performance Cookies:

These cookies collect information about how you use a website in order to provide you a better user experience.

The purpose of these cookies is to collect visit statistics: tests, measurements and analyze audiences, usage, browsing and performance.

These cookies, therefore, provide insight into how users reach a website and enable their history to be reconstituted. They also enable us to adapt the site to the requests and browser preferences of users.

  • Functionality Cookies:

These cookies allow the provision of enhanced functionality and personalization, such as videos and live chat. They may be set by us or by third-party providers whose services we have added to our website. If you do not allow these cookies, then some or all of these functions may not work properly.

  • Targeting and Advertising Cookies:

These cookies are used to create profiles or personalize content for marketing purposes.

These cookies allow targeted advertisements (or behavioral or programmatic advertisements) to be displayed for your attention on our website, depending on your browsing profile and interactions with other websites that you visit.

  • Social Media Cookies:

The website relies on certain functionalities offered by third-party websites, notably using social media modules or plugins.

How Do You Change Cookie Preferences or Block Cookies?

On our website, we use cookies to provide better services.

We use cookies only to facilitate the use and navigation of our website and to remember your preferences when you revisit our website. We collect information related to technical matters such as your browser information, a timestamp, and a unique identifier.

Your preferences (consent or rejection to such cookies) will be stored through a specific cookie.

You can delete and/or reject cookies in the following manner.

Browser configuration:

You can change your cookie settings within your internet browser.

While most browsers are configured by default and accept cookies, you may, if you so wish, choose to accept all cookies, to reject them systematically or to choose those which are accepted, depending on the publisher.

You may also configure your browser (manipulation required for each terminal: tablets, smartphones, computers, etc.) to accept or reject cookies on a case-by-case basis prior to their installation. You may also delete the cookies on a regular basis from your terminal through your browser.

Each browser is configured differently for the management of cookies and user preferences. The configuration is described in the browser’s help menu which enables the users to find out how to modify their preferences regarding cookies. For example:


– for Internet Explorer™:

– for Safari™:


– for Chrome™:

– for Firefox™ :

Changes to this Cookie Policy

We may update this Cookie Policy from time to time.

You can find out when the Privacy Policy was last updated by checking “last revised” at the top of this page.

Please regularly check this Cookie Policy to ensure you are aware of the most updated version.

Contact Us

If you have any questions or comments regarding this Privacy Policy or our Personal Data collection and processing practices, please contact us by email.

Underworks Co., Ltd
Spirit Building 7F, 3-19-13 Toranomon, Minato-ku, Tokyo, 105-0001, Japan
Email address:
Phone: +81 (0)3-6432-45415
* Business hours are Monday through Friday, from 9:00 am to 5:00 pm (JST)