Terms of service


Users must use this website on their own responsibility.
Although all types of information published on this website have been carefully prepared and managed, DOCOMO does not guarantee the accuracy, usefulness, completeness, etc. of that information.
DOCOMO bears no responsibility for any damages incurred by users due to the use of or inability to use that information.
DOCOMO may alter all or part of the information published on this website without prior notice.
Furthermore, DOCOMO may interrupt or suspend the operation of this website.
DOCOMO bears no responsibility for any damages incurred by users due to the use of various information acquired from third-party websites linked from or linking to this website.
Users may be unable to use this website as intended depending on their communication or computer environment, or for any other reason.

Copyrights and Trademarks

The copyright of works (documents, photographs, illustrations, animations, sounds, software, etc.) published on this website is owned by DOCOMO or other third parties and protected by the Copyright Act as well as other laws and agreements.
Excluding the extent permitted under the Copyright Act, such as reproduction and quotation for private use, it is prohibited to reproduce, adapt or publicly transmit any of these works without the consent of its copyright holder.

Governing Law and Court of Jurisdiction

This website is managed by DOCOMO. Although this website is accessible from countries around the world with different laws, users accessing this website and DOCOMO both agree that the use of this website is governed by the laws of Japan and the Tokyo Metropolitan ordinances. DOCOMO makes no statement, indication or representation on this website about whether the content of this website is compatible with the environments of users accessing this website.
Users who access this website must do so of their own free will and be responsible for the use of this website.
Unless stipulated otherwise, the Tokyo District Court in Tokyo, Japan shall have the exclusive jurisdiction of the first trial for any dispute arising out of or in connection with the use of this website.

Links to Website

Links to this website, whether commercial or non-commercial, are basically permitted without contacting DOCOMO in advance.
However, please refrain from setting a link that corresponds or may correspond to any of the following:

  • Any link from a website containing content that slanders DOCOMO or any of its products, services, etc., or otherwise damages the credibility of DOCOMO;
  • Any link from a website containing illegal information;
  • Any link from a website containing content that violates public order, standards of decency or accepted social ethics;
  • Any link which obscures the fact that the displayed information is from this website, such as a frame link or image link (Set the link in a form where the whole browser screen changes to this website, or a separate screen opens and displays this website.); or
  • Any link that causes viewers to misinterpret that there is some kind of alliance or partnership with DOCOMO, or that DOCOMO recognizes or supports the website linking to this website.

You may be requested to change the method of setting up a link or delete the link even if it does not correspond to any of the above.
Also, please note that the URL for this website may be changed or deleted without advance notice.

Recommended Environment

DOCOMO recommends PC users using Internet Explorer 8 or higher, Firefox 18, Safari 5.1, or Chrome 24 as a browser to view this website.
It is also recommended that smartphone or tablet users view this website using the standard browser loaded on each device.


This website may use SSL (Secure Sockets Layer protocol) to protect users’ personal information.
SSL is a security function for protecting personal and other important information exchanged over the Internet from interception by third parties, and encrypts users’ personal information input on this website before sending or receiving the information.
Note: An encryption key with a key length of at least 128 bits is used for the SSL encryption communication of this website.


Some pages on this website use JavaScript for more convenient use.
Please note that if you have disabled JavaScript on your browser, some functions may not work correctly or may be displayed incorrectly.

Access Data

Collection tags are embedded on some pages of this website to aggregate users’ use (access) status.
The aggregated access data is used to improve convenience for users, and maintain and improve the quality of this website.


This website uses cookies in order for users to more conveniently view this website upon revisiting it.
Cookies are pieces of data that are transmitted from a website to users’ browsers and recorded on their computers. However, the data to be recorded includes no information that identifies any individual, such as the name, address, telephone number or e-mail address of a user. In addition, cookies do not have any adverse effect on users’ computers.
Users can change their browser settings by themselves to refuse to accept cookies. This change will not hinder the viewing of this website with the exception of some functions. For the configuration of your browser, please inquire with its software manufacturer.
“Android” and “Google Play” are trademarks or registered trademarks of Google Inc.
“App Store,” “iOS” and “iPhone” are registered trademarks of Apple Inc. in the United States and other countries.
The “iPhone” trademark is used under the license of AIPHONE CO., LTD.
“au” is a registered trademark or trademark of KDDI CORPORATION.
The names and logos of SoftBank and SoftBank's equivalent in Japanese are registered trademarks or trademarks of SoftBank Corp. in Japan and other countries.