?字UNICODE编码U+255E1,10进制: 153057,UTF-32: 000255E1,UTF-8: F0 A5 97 A1。(//WWW.FhchA.com/ZidiAn/)
?字位于中日韩统一表意文字扩充B区(CJK Unified Ideographs Extension B)。由符号查汉字字典提供