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Technical matters

1. Recommended environment

The following browsers are recommended for the safest and most pleasant experience using this website:

  1. (1)Microsoft Internet Explorer 9.0 or later
  2. (2)Google Chrome, latest version
  3. (3)Mozilla Firefox, latest version
  4. (4)Safari, latest version

2. Technology used

  1. (1)Plug-ins
    Adobe Reader (Acrobat Reader 9.0 or later) is required to view and print PDF files. Quick Time or Microsoft Windows Media Player is required to view video files. On some pages, the latest versions of the above software will be required.
  2. (2)Cookies
    This website utilizes cookies for the purpose of achieving a more convenient viewing experience and continuously improving this website. A cookie is data sent to a user’s browser from the server that handles administration of this website. The cookie sent is saved in the user’s computer. However, information such as the user’s name, address, phone number, and other information that identifies the user are absolutely not included in this cookie. Additionally, these cookies have no direct negative effect on the user’s computer. This website may use cookies provided by a third-party contractor to assess the access information of this website. It is possible for the user to decline cookies through the use of appropriate browser settings. Disabling cookies in this way will not hinder the use of this website in any major way. Refer to your browser’s help files or browser manufacturer for information on these browser settings.
  3. (3)JavaScript
    Portions of this website use JavaScript to achieve a more comfortable user experience. Failure to activate JavaScript in your browser may result in an inability to properly view or use this website.
  4. (4)TLS
    This website uses TLS encryption on a portion of its services to improve its security level. To use the relevant services, a browser that supports TLS1.2 encryption is required. The use of such a browser will automatically encrypt data that the user inputs, sends, and receives, such as the user’s name, address, phone number, and other personal information. In the unlikely event that any transmission of this data is intercepted by a third party, there is no fear that the transmission’s contents will be stolen. Additionally, the use of a firewall may prevent some users from accessing this website.
  5. (5)PDF
    The Adobe Reader from Adobe Systems Incorporated is required to view files in the PDF file format. Download the latest version of Adobe Reader if it is not installed on your system or the contents of this website are displayed incorrectly.
  6. (6)FLASH
    The Adobe Flash Player from Adobe Systems Incorporated is required to view contents that use FLASH. Download the latest version of the Adobe Flash Player if it is not installed on your system or the contents of this website are displayed incorrectly.
  7. (7)Twitter
    Refer to the Twitter website for an explanation of its terms of use.
  8. (8)Facebook
    Refer to the Facebook website for an explanation of its terms of use.
  9. (9)YouTube
    Refer to the YouTube website for an explanation of its terms of use.

3. Information system security

This website will protect its information assets from threats, for the purpose of preserving the trust of its users and fulfilling its social mission as the website of a governmental institution.

  1. (1)As a means of maintaining the safety and accuracy of this site’s information assets, appropriate safety measures have been taken to prevent improper data access, and the destruction, alteration, loss, and leakage of this data.
  2. (2)The information assets on this site are handled in strict accordance with the Tokyo Metropolitan Government’s basic policy on information security, laws, ordinances, and other standards.
  3. (3)Should the processing of information assets be entrusted to an external party, this processing work will take place under the appropriate supervision of the Tokyo Metropolitan Government.
  4. (4)Mechanisms will be established for the continued improvement of this information security policy, one of the aims of this website.
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