Terms of Use

This website, the aim of which is to provide information, is managed by Senko Group Holdings and the Group companies (hereafter collectively abbreviated to ‘the Company’) and/or its agents.

Please read and consent to the terms of use before using this site.
Please refrain from using this site if you do not consent to the terms of use. Please note that use of this website constitutes full acceptance of and agreement to these terms.

The terms of use are subject to change. Please be sure to read the most up-to-date version.


  • All content on this website is the property of the Company. Unauthorized use, copying, and modification of content are strictly prohibited.

Texts and Content

  • The Company does not warrant the text and content of this website. The Company takes great care when posting information on the website, but will not take any responsibility for loss, damages, or problems caused in the unlikely event of incorrect information being posted, or upon downloading.
  • Information posted on this website is current as of the time of posting. Please note that information posted on the website may change after it has been posted.
  • Please note that any part of the text in this website is subject to change without advance notice.

Recommended operating environment


  • Microsoft Windows 7 or later
  • Mac OS X 10.5 or later
  • Android 5.0 or later
  • iPhone iOS 8 or later


  • Internet Explorer 10 or later (Windows only)
  • Firefox (latest version)
  • Safari (latest version)
  • Google Chrome (latest version)
  • Microsoft Edge (latest version)
  • Android standard browser
  • iPhone Safari

* JavaScript must be enabled in browser settings.


The website uses Adobe® Reader® (*1) technology.
Users who do not have the plugins should click on the banner below and download them from their respective downloading sites and install them.

Adobe® Reader® Adobe® Reader® をダウンロード (無料)

* Adobe® Flash® Player and Adobe® Reader® are trademarks of Adobe Systems, Inc. registered in the US and other countries.