?字UNICODE编码U+28B8F,10进制: 166799,UTF-32: 00028B8F,UTF-8: F0 A8 AE 8F。(Zi.Ttcx.NeT)
?字位于中日韩统一表意文字扩充B区(CJK Unified Ideographs Extension B)。(tTcx.neT)