This property defines the Unicodes which has Jamo Short Name as K
Characters like ᄏ,ᆿ, etc. are listed under K Jamo Short Name.
2 Characters are present in K Jamo Short Name starting with the Unicode point U+110F that represents the character ᄏ.
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.