This property defines the Unicodes which belongs to NKo block
Characters like ߀,߁,߂, etc. are listed under NKo Block.
63 Characters are present in NKo Block starting with the Unicode point U+07C0 that represents the character ߀.
Currently, as per latest version 15.0.0, Unicode supports 328 number of Block. Here are a few examples - Latin Extended E,Adlam,Aegean Numbers, etc.