?字UNICODE編碼U+40C2,10進制: 16578,UTF-32: 000040C2,UTF-8: E4 83 82。
?字位于中日韓統一表意文字擴充A區(CJK Unified Ideographs Extension A)。
dull sound of the tolling bell, sound of rolling, rolling stone, a farm tool made of stone (a stone roller for hulling grains, etc.)