This property defines the Unicodes which has Jamo Short Name as WA
Characters like ᅪ, etc. are listed under WA Jamo Short Name.
1 Characters are present in WA Jamo Short Name starting with the Unicode point U+116A that represents the character ᅪ.
Currently, as per latest version 15.0.0, Unicode supports 53 number of Jamo Short Name. Here are a few examples - A,AE,B, etc.