Home U+4E00 to U+9FFF CJK Unified Ideographs
Glyph for U+81CF
Source: Noto CJK

U+81CF CJK Unified Ideo­graph-​81CF

U+81CF was added in Unicode version 1.1 in 1993. It belongs to the block U+4E00 to U+9FFF CJK Unified Ideographs in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Other Letter and is mainly used in the Han script. The Unihan Database defines it as the kneecap. Its Pīnyīn pronunciation is bìn.

The glyph is not a composition. Its East Asian Width is wide. In bidirectional text it is written from left to right. When changing direction it is not mirrored. U+81CF offers a line break opportunity at its position, except in some numeric contexts.

Representations

System Representation
Nº 33231
UTF-8 E8 87 8F
UTF-16 81 CF
UTF-32 00 00 81 CF
URL-Quoted %E8%87%8F
HTML hex reference 臏
Wrong windows-1252 Mojibake 臏
Pīnyīn bìn

Elsewhere

Complete Record

Property Value
Age (age) 1.1 (1993)
Unicode Name (na) CJK UNIFIED IDEOGRAPH-81CF
Unicode 1 Name (na1) —
Block (blk) CJK Unified Ideographs
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) Glyph for U+81CF CJK Unified Ideograph-81CF
Lowercase (Lower) ✘
Simple Lowercase Mapping (slc) Glyph for U+81CF CJK Unified Ideograph-81CF
Lowercase Mapping (lc) Glyph for U+81CF CJK Unified Ideograph-81CF
Uppercase (Upper) ✘
Simple Uppercase Mapping (suc) Glyph for U+81CF CJK Unified Ideograph-81CF
Uppercase Mapping (uc) Glyph for U+81CF CJK Unified Ideograph-81CF
Simple Titlecase Mapping (stc) Glyph for U+81CF CJK Unified Ideograph-81CF
Titlecase Mapping (tc) Glyph for U+81CF CJK Unified Ideograph-81CF
Case Folding (cf) Glyph for U+81CF CJK Unified Ideograph-81CF
ASCII Hex Digit (AHex) ✘
Alphabetic (Alpha) ✔
Bidi Control (Bidi_C) ✘
Bidi Mirrored (Bidi_M) ✘
Composition Exclusion (CE) ✘
Case Ignorable (CI) ✘
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) ✘
Cased (Cased) ✘
Full Composition Exclusion (Comp_Ex) ✘
Default Ignorable Code Point (DI) ✘
Dash (Dash) ✘
Deprecated (Dep) ✘
Diacritic (Dia) ✘
Emoji Modifier Base (EBase) ✘
Emoji Component (EComp) ✘
Emoji Modifier (EMod) ✘
Emoji Presentation (EPres) ✘
Emoji (Emoji) ✘
Extender (Ext) ✘
Extended Pictographic (ExtPict) ✘
FC NFKC Closure (FC_NFKC) Glyph for U+81CF CJK Unified Ideograph-81CF
Grapheme Cluster Break (GCB) Any
Grapheme Base (Gr_Base) ✔
Grapheme Extend (Gr_Ext) ✘
Grapheme Link (Gr_Link) ✘
Hex Digit (Hex) ✘
Hyphen (Hyphen) ✘
ID Continue (IDC) ✔
ID Start (IDS) ✔
IDS Binary Operator (IDSB) ✘
IDS Trinary Operator and (IDST) ✘
IDSU (IDSU) 0
ID_Compat_Math_Continue (ID_Compat_Math_Continue) 0
ID_Compat_Math_Start (ID_Compat_Math_Start) 0
Ideographic (Ideo) ✔
InCB (InCB) None
Indic Mantra Category (InMC) —
Indic Positional Category (InPC) NA
Indic Syllabic Category (InSC) Other
Jamo Short Name (JSN) —
Join Control (Join_C) ✘
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) Glyph for U+81CF CJK Unified Ideograph-81CF
NFKC Quick Check (NFKC_QC) Yes
NFKC_SCF (NFKC_SCF) Glyph for U+81CF CJK Unified Ideograph-81CF
NFKD Quick Check (NFKD_QC) Yes
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) ✘
Prepended Concatenation Mark (PCM) ✘
Pattern Syntax (Pat_Syn) ✘
Pattern White Space (Pat_WS) ✘
Quotation Mark (QMark) ✘
Regional Indicator (RI) ✘
Radical (Radical) ✘
Sentence Break (SB) Other Letter
Soft Dotted (SD) ✘
Sentence Terminal (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) ✘
Bidi Paired Bracket (bpb) Glyph for U+81CF CJK Unified Ideograph-81CF
Bidi Paired Bracket Type (bpt) None
East Asian Width (ea) wide
Hangul Syllable Type (hst) Not Applicable
ISO 10646 Comment (isc) —
Joining Group (jg) No_Joining_Group
Joining Type (jt) Non Joining
Line Break (lb) Ideographic
Numeric Type (nt) none
Numeric Value (nv) not a number
Simple Case Folding (scf) Glyph for U+81CF CJK Unified Ideograph-81CF
Script Extension (scx)
Vertical Orientation (vo) U
Big Five Mapping (kBigFive) C2C1
CCCII Mapping (kCCCII) 21537D
CNS 11643-1986 Mapping (kCNS1986) 1-772D
CNS 11643-1992 Mapping (kCNS1992) 1-772D
Cangjie Input Code (kCangjie) BJMC
kCantonese (kCantonese) ban3
kCihaiT (kCihaiT) 1105.301
kDaeJaweon (kDaeJaweon) 1448.070
Unihan Definition (kDefinition) the kneecap
kEACC (kEACC) 21537D
kFourCornerCode (kFourCornerCode) 7328.6
kGB1 (kGB1) 7587
kGSR (kGSR) 0389r
kHKGlyph (kHKGlyph) 3354
kHanYu (kHanYu) 32121.110
kHangul (kHangul) 빈:1N
kHanyuPinyin (kHanyuPinyin) 32121.110:bìn
kIICore (kIICore) ATH
kIRGDaeJaweon (kIRGDaeJaweon) 1448.070
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 32121.110
kIRGKangXi (kIRGKangXi) 0997.020
kIRG_GSource (kIRG_GSource) G1-6B77
kIRG_HSource (kIRG_HSource) HB1-C2C1
kIRG_JSource (kIRG_JSource) J13-7A56
kIRG_KPSource (kIRG_KPSource) KP1-6C06
kIRG_KSource (kIRG_KSource) K1-633C
kIRG_TSource (kIRG_TSource) T1-772D
kJIS0213 (kJIS0213) 1,90,54
kJapanese (kJapanese) ヒン ビン あしきる
kJapaneseOn (kJapaneseOn) HIN BIN
kJis1 (kJis1) 5458
kKangXi (kKangXi) 0997.020
kKorean (kKorean) PIN
kKoreanName (kKoreanName) 2015
kMandarin (kMandarin) bìn
kMatthews (kMatthews) 5268
kMeyerWempe (kMeyerWempe) 2274f
kMojiJoho (kMojiJoho) MJ021265
kMorohashi (kMorohashi) 29977
kPhonetic (kPhonetic) 1018
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+15034+130.4.14
Radical Stroke Count (Unicode) (kRSUnicode) 130.14
kSBGY (kSBGY) 276.14
kSMSZD2003Index (kSMSZD2003Index) 562.14
Semantic Variant (kSemanticVariant) Glyph for U+9AD5 U+9AD5
Simplified Variant (kSimplifiedVariant) Glyph for U+8191 U+8191
Taiwanese Telegraph Code (kTaiwanTelegraph) 9078
Stroke Number (kTotalStrokes) 18
UnihanCore2020 Set (kUnihanCore2020) HMT
kXHC1983 (kXHC1983) 0075.141:bìn
Xerox Code (kXerox) 306:047