About this site


KDDI Evolva, Inc.(hereafter “the Company”) does not provide any guarantee whatsoever regarding the completeness and accuracy of the information that appears on this Website.

The Company may change the information appearing on this Website without prior notice.
The Company and all affiliated companies bear absolutely no liability in any form for any direct or indirect losses incurred as a result of using any of the information or content contained in this Website.

Copyrights & Trademarks

The copyrights to all text, images, logos, photographs, videos and animations, software, and all other information contained in the Website belong to “KDDI Evolva”.
You shall not use (including copying, altering, distributing, and sending to the general public) this information without obtaining the prior consent of the copyright owner, unless acceptable under copyright law, such as in the case of private use.

Recommended Web Browsers

For Windows OS
Web Browser: Microsoft Internet Explorer 11.0 or higher, Microsoft Edge, Mozilla Firefox latest version, Google Chrome latest version.
For Mac OS
Web Browser: Safari latest version
We cannot guarantee that this site will function properly if using other pre-release or beta versions.


On this website, the following plug-ins may be required to support text, movie, and voice. You may download the plug-ins from their respective websites.


All of your personal information is protected by SSL on this site. Providing that you are using a web browser with the necessary security capabilities, all personal information provided via this site, including your name, address and telephone number, will be automatically encrypted before being transmitted. This means that, even if data were to be intercepted by a third party, there is no need to worry about your information being stolen.

Also, you may not access to this website due to your firewall settings.
For more information about SSL on this site, please access the site below:


This site uses cookies to improve the convenience of site visitors, and to obtain information that will help us continuously improve the website.

Cookies are items of data sent from the server operating this site to your browser, that only the cookies sent and received by the web server are sent and stored on your computer. Data stored as part of this process does not include your name, address, telephone number, or any other information that could be used to identify a specific individual. Cookies will not cause any direct negative impacts on your computer.
Website operators may use cookies to modify information displayed on the screen when a visitor visits the same page again.
You can configure how your web browser handles cookies, whether you choose to accept all cookies, block all cookies or receive notifications when accepting cookies. Settings differ from one web browser to another, so please check with the browser you are using (via the “Help” menu for instance).
If you configure your web browser to "block all cookies", you may not be able to access services that require authentication. Access to various other online services may also be restricted.

About Access Data

On this web site, some pages have web analytics tool tags embedded. The collected web access data do not contain personal identifiable information such as names, addresses, or telephone numbers. The collected access data are only used to improve user convenience and quality assurance of this website.

If you like have your access data opted out, you may do so from the opt-out page of the following websites.

Third-party Advertisements using Cookies

Some of the third party vendors we outsource may use cookies to monitor traffic visiting specific web pages.

Pages viewed by the visitors may contain advertisements that include information from this site, sent by third-party vendors. As such, the relevant third-party vendors may obtain and use cookies of users visiting this site.

All cookies obtained by third-party vendors will be handled in accordance with the relevant third-party vendor's privacy policy.

You may stop a third-party vendor from using cookies to distribute advertising, by visiting the opt-out page of the relevant vendor's website.
If you like to disable them (or opt-out), visit the following opt-out page, and follow the instruction at the relevant vendor's site to set opt-out.


When you link to this site, we request you to use the top page (https://www.k-evolva.com/) as a general rule.

KDDI Evolva does not authorize links using the URLs of the subpages of this website.
The unauthorized use of logos, symbols or other registered trademarks belonging to KDDI Evolva in the link is not permitted. It is also prohibited to post links in such a way that misleads users regarding the source of the relevant information.
Please be aware that the URL of this website is subject to change and KDDI Evolva may not be able to send notification to your website.

Links to this site is prohibited from any website that falls into, or may be categorized, as any of the following.

  • Websites that include contents intended to slander or injure the reliability of KDDI Evolva, another company (or individual), or another organization
  • Websites that engage in or may possibly engage in conducts that could infringe the intellectual property rights, such as copyrights or trademark rights, or assets, privacy, right of portrait, or any other rights of KDDI Evolva, another company (or individual), or another organization
  • Websites that make it unclear that the displayed content is KDDI Evolva content or have the possibility of misrepresenting to a third party through a method such as displaying this website within a frame (KDDI Evolva requests that you set links to this website so that either the browser window completely changes to the destination page or the destination page opens up in a new browser window)
  • In addition to the above, any website which engages in conducts that violate laws and ordinances, including acts, regulations, or rules, or goes against generally accepted rules of morality or conduct that interferes with the operation of this website's service