This property defines the Unicodes which belongs to CJK Symbols and Punctuation block
Characters like ,、,。, etc. are listed under CJK Symbols and Punctuation Block.
64 Characters are present in CJK Symbols and Punctuation Block starting with the Unicode point U+3000 that represents the character .
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.