Terms of Use

This Web site is operated and managed by Sumitomo Electric Industries, Ltd. Please read the following carefully before using this Web site.


The documents appearing on the Sumitomo Electric Industries Web site (hereinafter referred to as "this site") are protected by copyrights owned by Sumitomo Electric Industries, Ltd. or its group company (hereinafter referred to as the "Company"), unless otherwise indicated. The Company grants you a right to copy the documents appearing on this site solely for your noncommercial, internal use, on the conditions that on any copies of these materials you make, the Company's copyright notice is retained.
Except as expressed above, this site does not grant any right to you under any copyright, patent, trademark or other intellectual property right of the Company or any third party. In the case specific terms of use are indicated for each document, the relevant clause shall be given priority.


The information published on this site is as of the date of publication. Please note that the information is subject to change after the time of publication.
The Company takes the utmost care regarding the operation of this site and the information contained herein. However, the Company makes no representation or warranty of any kind with this information. The Company shall not in any way be responsible or liable for any losses or damages resulting from the use of this site or the information contained herein.


When using this Web site, please refrain from the following acts:
  1) Acts that infringe or may infringe the privacy or properties of any third parties or Sumitomo Electric.
  2) Acts that cause or may cause disadvantages or damage to any third parties or Sumitomo Electric.
  3) Acts that are or may be offensive to public order or morals.
  4) Criminal acts or acts that lead to or may lead to criminal acts.
  5) Acts involving making false declarations or notifications such as registering an e-mail address of another person.
  6) Sales activities or acts for the purpose of profit, or for preparation of the same.
  7) Acts that damage the reputation or credibility of any third parties or Sumitomo Electric.
  8) Acts that use or provide or may use or provide harmful programs such as computer viruses.
  9) Other acts that violate or may violate laws, regulations, or ordinances.
  10) Other acts that Sumitomo Electric deems inappropriate.

Linking Policy

You may make links freely to any page in this site. You do not need to ask for prior permission, but you must comply with the following guidelines.

  • The link should not be for profit or solicitation, and should be without the intention to discredit or abuse Sumitomo Electric.
  • The link should not be made with a Web site that posts contents of illegal activities, is beyond conventional wisdom, or may violate public order or morals.
  • Establishing links to this Web site does not necessarily mean the existence of any relationship involving rights and obligations with Sumitomo Electric.
  • The link should be immediately removed if Sumitomo Electric deems it inappropriate.

Sumitomo Electric Group Social Media Policy

Sumitomo Electric Group hereby establishes the policy for participating in social media as below.

  1. We understand the characteristics of social media and take responsibility in the contents that we write.
  2. We are a member of society exercising good common sense. We shall be respectful, honest and fair to others.
  3. Upon taking part in any kind of social media, we will comply with the laws and regulations as well as the in-house rules that have been established by Sumitomo Electric Industries, Ltd. and Sumitomo Electric Group companies.

To our customers and social media users,

Please note that the views expressed or actions taken in any kind of social media by Sumitomo Electric Group employees do not necessarily reflect the views of the Sumitomo Electric Group companies.
For official announcements, please visit our official website and check our press release.
If you have any questions regarding the above, please contact us from here.


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