?字UNICODE编码U+21FA3,10进制: 139171,UTF-32: 00021FA3,UTF-8: F0 A1 BE A3。(TtCx.nEt)
?字位于中日韩统一表意文字扩充B区(CJK Unified Ideographs Extension B)。(Zi.TtcX.nET)