What is UD?

～Basic details about UD～

Do you actually know what a UD is?
The pages below are showing about basic details about UD.
We added easy understanding descriptions and images to know well about UD.
Please read from “The Definition of UD” in order in the banner below. Thank you.

The definition of UD	The History of UD	The Targets of UD
This page is showing the famous rules of UD – the seven principals of UD, and comparing barrier-free with UD.	This page is showing how the thoughts of UD had born.	This page is showing difficulties of handicappers that has different backgrounds compared to ordinary people, which is an important thing to think about UD.