This property defines the Unicodes which has Jamo Short Name as LB
Characters like ᆲ, etc. are listed under LB Jamo Short Name.
1 Characters are present in LB Jamo Short Name starting with the Unicode point U+11B2 that represents the character ᆲ.
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.