U+81A0 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 glue, gum, resin, rubber. Its Pīnyīn pronunciation is ji.

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+81A0 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 E8 86 A0
UTF-16 81 A0
UTF-32 00 00 81 A0
URL-Quoted %E8%86%A0
HTML-Escape 膠
Wrong windows-1252 Mojibake 膠
Encoding: EUC-KR (hex bytes) CE EF
Encoding: JIS0208 (hex bytes) E7 B1
Pīnyīn ji
IRG_GSource G1-3D3A
IRG_HSource HB1-
IRG_JSource J0-6731
IRG_KPSource KP0-D0D
IRG_KSource K0-4E6F
IRG_TSource T1-6E4F
IRG_VSource V1-643
BigFive BDA6
CCCII 21536C
CNS1986 1-6E4F
CNS1992 1-6E4F
EACC 21536C
GB1 2926
Jis0 7117
KSC0 4679
TaiwanTelegraph 5231
Xerox 250:167


Complete Record

Property Value
Age (age) 1.1
Unicode Name (na) CJK UNIFIED IDEOGRAPH-81A0
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) 膠
Lowercase (Lower)
Simple Lowercase Mapping (slc) 膠
Lowercase Mapping (lc) 膠
Uppercase (Upper)
Simple Uppercase Mapping (suc) 膠
Uppercase Mapping (uc) 膠
Simple Titlecase Mapping (stc) 膠
Titlecase Mapping (tc) 膠
Case Folding (cf) 膠
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 膠
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) 膠
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) ATJ
kIRG_GSource (kIRG_GSource) G1-3D3A
kIRG_HSource (kIRG_HSource) HB1-
kIRG_JSource (kIRG_JSource) J0-6731
kIRG_KPSource (kIRG_KPSource) KP0-D0D
kIRG_KSource (kIRG_KSource) K0-4E6F
kIRG_TSource (kIRG_TSource) T1-6E4F
kIRG_VSource (kIRG_VSource) V1-643
kIRGDaeJaweon (kIRGDaeJaweon) 1445.060
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 29841
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 32109.060
kIRGKangXi (kIRGKangXi) 0993.080
kBigFive (kBigFive) BDA6
kCangjie (kCangjie) BSMH
kCantonese (kCantonese) gaau1
kCCCII (kCCCII) 21536C
kCihaiT (kCihaiT) 1103.202
kCNS1986 (kCNS1986) 1-6E4F
kCNS1992 (kCNS1992) 1-6E4F
kCowles (kCowles) 1495
kDaeJaweon (kDaeJaweon) 1445.060
Unihan Definition (kDefinition) glue, gum, resin, rubber
kEACC (kEACC) 21536C
kFenn (kFenn) 283B
kFennIndex (kFennIndex) 48.07
kFourCornerCode (kFourCornerCode) 7722.2
kFrequency (kFrequency) 5
kGB1 (kGB1) 2926
kGradeLevel (kGradeLevel) 3
kGSR (kGSR) 1069s
kHangul (kHangul)
kHanYu (kHanYu) 32109.060
kHanyuPinlu (kHanyuPinlu) jiāo(37)
kHanyuPinyin (kHanyuPinyin) 32109.060:jiāo,jiǎo,háo,nǎo
kHKGlyph (kHKGlyph) 3337
kJapaneseKun (kJapaneseKun) NIKAWA
kJapaneseOn (kJapaneseOn) KOU
kJis0 (kJis0) 7117
kKangXi (kKangXi) 0993.080
kKarlgren (kKarlgren) 546
kKorean (kKorean) KYO
kKPS0 (kKPS0) D0D6
kKSC0 (kKSC0) 4679
kLau (kLau) 820
kMandarin (kMandarin) jiāo
kMatthews (kMatthews) 697
kMeyerWempe (kMeyerWempe) 989
kMorohashi (kMorohashi) 29841
kNelson (kNelson) 3813
kPhonetic (kPhonetic) 819
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+6268+130.4.11
Radical Stroke Count (KangXi) (kRSKangXi) 130.11
Radical Stroke Count (Unicode) (kRSUnicode) 130.11
kSBGY (kSBGY) 152.13 153.50 415.24
Simplified Variant (kSimplifiedVariant) 胶
kTaiwanTelegraph (kTaiwanTelegraph) 5231
kTang (kTang) gau
Stroke Number (kTotalStrokes) 15
kVietnamese (kVietnamese) keo
kXerox (kXerox) 250:167
kXHC1983 (kXHC1983) 0565.051:jiāo
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) 膠
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) 膠
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)