U+5815 was added to Unicode in version 1.1 (1993). It belongs to the block CJK Unified Ideographs in the Basic Multilingual Plane.

This character is a Other Letter and is mainly used in the Han script. The Unihan Database defines it as fall, sink, let fall; degenerate. Its Pīnyīn pronunciation is duò.

The glyph is not a composition. It has a Wide East Asian Width. In bidirectional context it acts as Left To Right and is not mirrored. In text U+5815 behaves as Ideographic regarding line breaks. It has type OLetter for sentence and Other for word breaks. The Grapheme Cluster Break is Any.


System Representation
UTF-8 E5 A0 95
UTF-16 58 15
UTF-32 00 00 58 15
URL-Quoted %E5%A0%95
HTML-Escape 堕
Wrong windows-1252 Mojibake 堕
Encoding: JIS0208 (hex bytes) C2 C4
Pīnyīn duò
IRG_GSource G0-3669
IRG_JSource J0-4244
CCCII 273862
EACC 273862
GB0 2273
Jis0 3436
MainlandTelegraph 1077


Complete Record

Property Value
Age (age) 1.1
Unicode Name (na) CJK UNIFIED IDEOGRAPH-5815
Unicode 1 Name (na1)
Block (blk) CJK
General Category (gc) Other Letter
Script (sc) Han
Bidirectional Category (bc) Left To Right
Combining Class (ccc) Not Reordered
Decomposition Type (dt) None
Decomposition Mapping (dm) 堕
Lowercase (Lower)
Simple Lowercase Mapping (slc) 堕
Lowercase Mapping (lc) 堕
Uppercase (Upper)
Simple Uppercase Mapping (suc) 堕
Uppercase Mapping (uc) 堕
Simple Titlecase Mapping (stc) 堕
Titlecase Mapping (tc) 堕
Case Folding (cf) 堕
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 堕
Bidi Paired Bracket Type (bpt) None
Cased (Cased)
Composition Exclusion (CE)
Case Ignorable (CI)
Full Composition Exclusion (Comp_Ex)
Changes When Casefolded (CWCF)
Changes When Casemapped (CWCM)
Changes When NFKC Casefolded (CWKCF)
Changes When Lowercased (CWL)
Changes When Titlecased (CWT)
Changes When Uppercased (CWU)
Dash (Dash)
Deprecated (Dep)
Default Ignorable Code Point (DI)
Diacritic (Dia)
East Asian Width (ea) Wide
Extender (Ext)
FC NFKC Closure (FC_NFKC) 堕
Grapheme Cluster Break (GCB) Any
Grapheme Base (Gr_Base)
Grapheme Extend (Gr_Ext)
Hex Digit (Hex)
Hangul Syllable Type (hst) Not Applicable
Hyphen (Hyphen)
ID Continue (IDC)
Ideographic (Ideo)
ID Start (IDS)
IDS Binary Operator (IDSB)
IDS Trinary Operator and (IDST)
Indic Positional Category (InPC) NA
Indic Syllabic Category (InSC) Other
ISO 10646 Comment (isc)
Joining Group (jg) No_Joining_Group
Join Control (Join_C)
Jamo Short Name (JSN)
Joining Type (jt) Non Joining
kIICore (kIICore) AGJ
kIRG_GSource (kIRG_GSource) G0-3669
kIRG_JSource (kIRG_JSource) J0-4244
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10459.030
kIRGKangXi (kIRGKangXi) 0234.271
kCangjie (kCangjie) XXNBG
kCantonese (kCantonese) do6
kCCCII (kCCCII) 273862
Unihan Definition (kDefinition) fall, sink, let fall; degenerate
kEACC (kEACC) 273862
kFourCornerCode (kFourCornerCode) 7410.4
kFrequency (kFrequency) 4
kGB0 (kGB0) 2273
kHanYu (kHanYu) 10459.030
kJapaneseKun (kJapaneseKun) KUZUSU KUZURERU OCHIRU
kJapaneseOn (kJapaneseOn) DA
kJis0 (kJis0) 3436
kKangXi (kKangXi) 0232.181
kKorean (kKorean) THA HYU
kMainlandTelegraph (kMainlandTelegraph) 1077
kMandarin (kMandarin) duò
kNelson (kNelson) 1092
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+2852+32.3.9
Radical Stroke Count (KangXi) (kRSKangXi) 32.9
Radical Stroke Count (Unicode) (kRSUnicode) 32.8
Stroke Number (kTotalStrokes) 11
Traditional Variant (kTraditionalVariant) 墮
kXHC1983 (kXHC1983) 0281.060:duò 0500.051:huī
Line Break (lb) Ideographic
Logical Order Exception (LOE)
Math (Math)
Noncharacter Code Point (NChar)
NFC Quick Check (NFC_QC) Yes
NFD Quick Check (NFD_QC) Yes
NFKC Casefold (NFKC_CF) 堕
NFKC Quick Check (NFKC_QC) Yes
NFKD Quick Check (NFKD_QC) Yes
Numeric Type (nt) None
Numeric Value (nv) NaN
Other Alphabetic (OAlpha)
Other Default Ignorable Code Point (ODI)
Other Grapheme Extend (OGr_Ext)
Other ID Continue (OIDC)
Other ID Start (OIDS)
Other Lowercase (OLower)
Other Math (OMath)
Other Uppercase (OUpper)
Pattern Syntax (Pat_Syn)
Pattern White Space (Pat_WS)
Quotation Mark (QMark)
Radical (Radical)
Sentence Break (SB) OLetter
Simple Case Folding (scf) 堕
Script Extension (scx) Han
Soft Dotted (SD)
STerm (STerm)
Terminal Punctuation (Term)
Unified Ideograph (UIdeo)
Variation Selector (VS)
Word Break (WB) Other
White Space (WSpace)
XID Continue (XIDC)
XID Start (XIDS)
Expands On NFC (XO_NFC)
Expands On NFD (XO_NFD)
Expands On NFKC (XO_NFKC)
Expands On NFKD (XO_NFKD)