?字UNICODE编码U+20FF8,10进制: 135160,UTF-32: 00020FF8,UTF-8: F0 A0 BF B8。(Zi.TtCx.net)
?字位于中日韩统一表意文字扩充B区(CJK Unified Ideographs Extension B)。by zi.TTcX.NEt