This property defines the Unicodes which have Hiragana script
Characters like ぁ,あ,ぃ, etc. are listed under Hiragana Script.
381 Characters are present in Hiragana Script starting with the Unicode point U+3041 that represents the character ぁ.
Currently, as per latest version 15.0.0, Unicode supports 164 number of Script. Here are a few examples - Adlam,Ahom,Anatolian Hieroglyphs, etc.