Scope of This Website
This website, "Edo Tokyo," refers to the pages under the following domain.
https://www.edotokyo.metro.tokyo.lg.jp/
Websites under the metro.tokyo.lg.jp domain (other than the above) fall within the scope of the official website of the Tokyo Metropolitan Government (TMG), but are not included within the scope of this website (Edo Tokyo Website). For websites other than this site, please refer to the site policies located at the bottom (footer) of each respective website.
Accessibility Policy
(1) Policy
This site aims to comply with Level AA of the Japanese Industrial Standards JIS X 8341-3:2016 "Guidelines for older persons and persons with disabilities—Information and communications equipment, software and services – Part 3: Web content" (hereinafter referred to as "JIS X 8341-3").
1. Scope
This policy applies to pages under the Edo Tokyo website (https://www.edotokyo.metro.tokyo.lg.jp/), which is part of the official website of the TMG.
2. Exceptions
- Content that uses services provided by third parties such as X, Facebook, and Instagram, as well as any accompanying content settings for titles (captions) of tables posted in the past
- Content provided by third parties for which the TMG does not possess the source data for modification, or content that cannot be modified due to rights-related restrictions.
- PDF content
As a general rule, when publishing new content in PDF format, we will make efforts to provide a text-based summary on the web page and post the PDF as an attachment.
(2) Web Accessibility Verification Results
We conducted tests based on JIS X 8341-3:2016 for this website with the results as follows:
1. Targeted Web Accessibility Conformance Level
Achievement Level: AA
2. Scope
Pages under the Edo Tokyo website (https://www.edotokyo.metro.tokyo.lg.jp/), which is part of the official website of the TMG.
3. Web Pages Tested
Pages under the Edo Tokyo website (https://www.edotokyo.metro.tokyo.lg.jp/) as published on September 15, 2026.
4. Exceptions
None
5 Web Content Technologies Relied Upon
HTML, CSS, JavaScript
6 Compliance Checklist
| Item No. | Success Criterion | Level | Applicable | Compliant | Notes |
|---|---|---|---|---|---|
| 1.1.1 | Non-text content | A | ○ | ○ | |
| 1.2.1 | Audio-only and Video-only (Prerecorded) | A | ○ | ○ | |
| 1.2.2 | Captions (Prerecorded) | A | ○ | ○ | |
| 1.2.3 | Audio Description or Media Alternative (Prerecorded) | A | ○ | ○ | |
| 1.2.4 | Captions (Live) | AA | - | ○ | No applicable content |
| 1.2.5 | Audio Description (Prerecorded) | AA | ○ | ○ | |
| 1.3.1 | Info and Relationships | A | ○ | ○ | |
| 1.3.2 | Meaningful Sequence | A | ○ | ○ | |
| 1.3.3 | Sensory Characteristics | A | ○ | ○ | |
| 1.4.1 | Use of Color | A | ○ | ○ | |
| 1.4.2 | Audio Control | A | - | ○ | No applicable content |
| 1.4.3 | Contrast (Minimum) | AA | ○ | ○ | |
| 1.4.4 | Resize Text | AA | ○ | ○ | |
| 1.4.5 | Images of Text | AA | ○ | ○ | |
| 2.1.1 | Keyboard | A | ○ | ○ | |
| 2.1.2 | Moving Focus (No Keyboard Trap) | A | ○ | ○ | |
| 2.2.1 | Timing Adjustable | A | - | ○ | No applicable content |
| 2.2.2 | Pause, Stop, Hide | A | ○ | ○ | |
| 2.3.1 | Three Flashes or Below Threshold | A | - | ○ | No applicable content |
| 2.4.1 | Bypass Blocks | A | ○ | ○ | |
| 2.4.2 | Page Titled | A | ○ | ○ | |
| 2.4.3 | Focus Order | A | ○ | ○ | |
| 2.4.4 | Link Purpose (In Context) | A | ○ | ○ | |
| 3.1.1 | Language of Page | A | ○ | ○ | |
| 3.1.2 | Language of Parts | AA | ○ | ○ | |
| 3.2.1 | On Focus | A | ○ | ○ | |
| 3.2.2 | Change of Context via UI Components (On Input) | A | ○ | ○ | |
| 3.2.3 | Consistent Navigation | AA | ○ | ○ | |
| 3.2.4 | Consistent Identification | AA | ○ | ○ | |
| 3.3.1 | Error Identification | A | - | ○ | No applicable content |
| 3.3.2 | Labels or Instructions | A | ○ | ○ | |
| 3.3.3 | Error Suggestions | AA | - | ○ | No applicable content |
| 3.3.4 | Error Prevention (Legal, Financial, Data) | AA | - | ○ | No applicable content |
| 4.1.1 | Parsing | A | ○ | ○ | |
| 4.1.2 | Name, Role, Value Interpretable by Programs | A | ○ | ○ |
Technology
(1) Recommended Environment
The following browsers are recommended for the safest and most pleasant experience using this website:
- Microsoft Edge, latest version
- Google Chrome, latest version
- Mozilla Firefox, latest version
- Safari, latest version
(2) Technologies Used
- Plug-ins
To view and print PDF files on this site, Adobe Acrobat Reader (latest version) is required. To watch videos or listen to audio content, software such as Microsoft Windows Media Player is required. Some pages may require the latest versions of these programs. - Cookies
This site uses cookies to gather information used to provide a more convenient browsing experience for the users, and to continually improve the site.
Cookies are pieces of data sent to your browser from the server related to administration of this site, which are then stored on your computer. The information that is stored does not include anything that might identify individuals, such as your name, address, or phone number. In addition, cookies do not have a direct negative impact on your computer.
Our website may use cookies from third-party companies contracted by the TMG to understand the access situation for each page.
Users may opt out of receiving cookies by changing the browser settings. Doing so will not significantly hinder your browsing experience on this website. - JavaScript
This website uses JavaScript for some content to enhance the user experience.
If JavaScript is not enabled in your browser settings, content might not be displayed correctly, and the site might not function properly. - SSL (TLS)
This website uses TLS encrypted communications for some services to improve security.
In order to use the relevant services, your web browser must support TLS 1.2.
When a web browser that supports security features is used, any personal information entered (such as names, addresses, and phone numbers) is automatically encrypted before being sent or received.
In the unlikely event that a third party intercepts transmitted data, there is no fear that the content will be stolen. In addition, the use of a firewall may prevent some users from accessing the pages. - PDF
To view PDF files, you need Adobe Acrobat Reader from Adobe Systems. If you do not have Adobe Acrobat Reader installed, or if the website content does not display correctly, please download the latest version. - SNS (Social Networking Services)
For information on X (formerly Twitter), Facebook, and Instagram, please refer to the Terms of Use and Privacy Policy of each respective service.
When you click the share buttons on this website, you will be redirected to the servers of each SNS.
(3) Information Security Policy (Security of Information Systems)
This site will protect information assets from threats so that we can continue operations based on the trust of our users, and fulfill our social mission as a government agency.
- In order to maintain the security and accuracy of information assets, we will strive to prevent unauthorized access, destruction, falsification, loss, leakage, etc., and implement appropriate security measures.
- The handling of information assets shall comply with the TMG’s Basic Policy on Cyber Security and laws, regulations, and other rules.
- When outsourcing the processing of information assets, the TMG will ensure that the information is handled under appropriate management.
- The TMG will establish a system for continuous improvement to maintain and enhance information security.
Terms of Use & Legal Notices
(1) Disclaimer
The TMG takes the utmost care with the information published on this website, but does not guarantee its validity or accuracy. The content of this website (including the Terms of Use) and its URLs may be changed or deleted without notice. This website assumes no responsibility for any direct or indirect damages or issues incurred by users through the use of information on this website.
(2) Prohibited Matters
The following actions are prohibited when using this website.
- Acts that may hinder or impede the administration of this website.
- Acts that cause or may cause inconvenience, disadvantage, or harm (including privacy violations) to other users, third parties, or the TMG.
- Acts that violate or may violate public order and morals.
- Acts that violate or may violate any laws, ordinances, and regulations.
- Any other acts deemed inappropriate by the TMG.
(3) Changes to Terms
The content of this site policy may be changed or deleted without notice.
(4) Governing Law and Jurisdiction
Use of this site and this site policy shall be governed by the laws of Japan, unless otherwise specified. All disputes arising from using this site shall be subject to the exclusive jurisdiction of the Tokyo District Court in the first instance.
Multi-language Support Policies
This site is the official website of the Tokyo Metropolitan Government, a municipality of Japan. To share information about Tokyo’s administrative initiatives with a wider audience, we provide English-language pages. Clicking the "EN" button at the top right of the page displays the information in English. To ensure that people using other languages can also understand the information, this website is designed to allow appropriate language translation functions built into web browsers. We will continue to pursue multilingual support so that more people can use this website.
Website Design
In order to ensure consistency across the official TMG website and to further enhance our communication capabilities, we have established the "Tokyo Metropolitan Government Official Website Design Guidelines".
Handling of Personal Information
For information on the personal information protection policy, cookie policy, and related matters, please refer to the "Privacy Policy".
Copyrights
The copyrights for the content on this website are owned by the TMG, its affiliated organizations, or related parties. Regardless of whether it is for commercial or non-commercial purposes, secondary use of the copyrighted works published on this website—including unauthorized reproduction, printing, lending, distribution, or sale—is strictly prohibited.
Links
In principle, links to this site are permitted for both commercial and non-commercial purposes. However, you may be asked to remove any link if the link or linking method to the website corresponds to or is likely to correspond to any of the cases listed below.
- When the contents are intended to defame or discredit the TMG, other companies (persons) or other organizations.
- When the contents infringe or may infringe upon intellectual property rights such as copyrights, trademarks, property, privacy, portrait rights, or other rights of the TMG, other companies (persons), or other organizations.
- When the contents of this site are displayed within a frame, etc., making it unclear that the contents belong to the TMG and potentially misleading third parties.
- In addition to the above items, when there is a risk of violating laws, regulations, ordinances, rules, or public order and morals, or when there is a risk of interfering with the operation of this site.
- When linking with logos, marks, etc., owned by the TMG without permission.
- When linking in a manner that leads to misidentification of the source of information.
This site does not endorse or take any responsibility for the content of pages of other organizations or individuals that link to this site.
Please note that the URL of this site is subject to change without notice. The TMG assumes no liability for any other compensation or complaints related to links.
