U+4E0D 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 no, not; un-; negative prefix. Its Pīnyīn pronunciation is b.

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. The glyph can, under circumstances, be confused with 1 other glyphs. In text U+4E0D 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 E4 B8 8D
UTF-16 4E 0D
UTF-32 00 00 4E 0D
URL-Quoted %E4%B8%8D
HTML-Escape 不
Wrong windows-1252 Mojibake 不
Encoding: EUC-KR (hex bytes) DC F4
Encoding: JIS0208 (hex bytes) C9 D4
Pīnyīn b
IRG_GSource G0-323B
IRG_HSource HB1-
IRG_JSource J0-4954
IRG_KSource K0-5C74
IRG_TSource T1-4462
IRG_VSource V1-4A2
BigFive A4A3
CCCII 21302A
CNS1986 1-4462
CNS1992 1-4462
EACC 21302A
GB0 1827
GB1 1827
Jis0 4152
KSC0 6084
MainlandTelegraph 0008
TaiwanTelegraph 0008
Xerox 241:044

Related Characters

  • 不


  • 不


Complete Record

Property Value
Age (age) 1.1
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) 不
Lowercase (Lower)
Simple Lowercase Mapping (slc) 不
Lowercase Mapping (lc) 不
Uppercase (Upper)
Simple Uppercase Mapping (suc) 不
Uppercase Mapping (uc) 不
Simple Titlecase Mapping (stc) 不
Titlecase Mapping (tc) 不
Case Folding (cf) 不
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 不
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) 不
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) AGT
kIRG_GSource (kIRG_GSource) G0-323B
kIRG_HSource (kIRG_HSource) HB1-
kIRG_JSource (kIRG_JSource) J0-4954
kIRG_KPSource (kIRG_KPSource) KP0-DFB
kIRG_KSource (kIRG_KSource) K0-5C74
kIRG_TSource (kIRG_TSource) T1-4462
kIRG_VSource (kIRG_VSource) V1-4A2
kIRGDaeJaweon (kIRGDaeJaweon) 0149.040
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 00019
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10011.060
kIRGKangXi (kIRGKangXi) 0076.150
kBigFive (kBigFive) A4A3
kCangjie (kCangjie) MF
kCantonese (kCantonese) bat1 fau2
kCCCII (kCCCII) 21302A
kCihaiT (kCihaiT) 30.101
kCNS1986 (kCNS1986) 1-4462
kCNS1992 (kCNS1992) 1-4462
kCowles (kCowles) 3236
kDaeJaweon (kDaeJaweon) 0149.040
Unihan Definition (kDefinition) no, not; un-; negative prefix
kEACC (kEACC) 21302A
kFenn (kFenn) 120A
kFennIndex (kFennIndex) 421.07 421.10 422.01 423.06 424.01
kFourCornerCode (kFourCornerCode) 1090.0
kFrequency (kFrequency) 1
kGB0 (kGB0) 1827
kGB1 (kGB1) 1827
kGradeLevel (kGradeLevel) 1
kGSR (kGSR) 0999a
kHangul (kHangul) 부 불
kHanYu (kHanYu) 10011.060
kHanyuPinlu (kHanyuPinlu) bù(23305) bu(555)
kHanyuPinyin (kHanyuPinyin) 10011.060:bù,fǒu,fōu,fū
kHKGlyph (kHKGlyph) 0010
kJapaneseKun (kJapaneseKun) SEZU NIARAZU INAYA
kJapaneseOn (kJapaneseOn) FU BU FUTSU HI
kJis0 (kJis0) 4152
kKangXi (kKangXi) 0076.150
kKarlgren (kKarlgren) 37
kKorean (kKorean) PWU PWUL
kKSC0 (kKSC0) 6084
kLau (kLau) 72
kMainlandTelegraph (kMainlandTelegraph) 0008
kMandarin (kMandarin)
kMatthews (kMatthews) 5379
kMeyerWempe (kMeyerWempe) 2292
kMorohashi (kMorohashi) 00019
kNelson (kNelson) 0017
kPhonetic (kPhonetic) 1025
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+3526+1.1.3
Radical Stroke Count (KangXi) (kRSKangXi) 1.3
Radical Stroke Count (Unicode) (kRSUnicode) 1.3
kSBGY (kSBGY) 208.23 323.08 475.21
kTaiwanTelegraph (kTaiwanTelegraph) 0008
kTang (kTang) *biət biət
Stroke Number (kTotalStrokes) 4
kVietnamese (kVietnamese) bất
kXerox (kXerox) 241:044
kXHC1983 (kXHC1983) 0085.150:bú 0087.100:bù
z Variant (kZVariant) 不
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) 不
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) 不
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)