On September 6, 2016, the official website of YKK AP Window Research Institute was relaunched.
The new site is now compatible with smartphones and tablets, and it features a greater amount of content available in both Japanese and English.
We have also redesigned and reconfigured the site to allow for easier navigation. We, YKK AP Window Research Institute, will continue to make available new content to convey the diverse appeals of windows.
Please donʼt forget to update your favorites/bookmarks as the URLs for all content pages have been changed in this update.
YKK AP Window Research Institute