U+5751 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 pit, hole; bury, trap; harry. Its Pīnyīn pronunciation is k.

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+5751 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 9D 91
UTF-16 57 51
UTF-32 00 00 57 51
URL-Quoted %E5%9D%91
HTML-Escape 坑
Wrong windows-1252 Mojibake 坑
Encoding: EUC-KR (hex bytes) CB D5
Encoding: JIS0208 (hex bytes) B9 A3
Pīnyīn k
IRG_GSource G0-3F53
IRG_HSource HB1-
IRG_JSource J0-3923
IRG_KPSource KP0-D3B
IRG_KSource K0-4B55
IRG_TSource T1-495E
IRG_VSource V1-505
BigFive A77C
CCCII 21377C
CNS1986 1-495E
CNS1992 1-495E
EACC 21377C
GB0 3151
GB1 3151
Jis0 2503
KSC0 4353
MainlandTelegraph 0977
TaiwanTelegraph 0977
Xerox 254:322


Complete Record

Property Value
Age (age) 1.1
Unicode Name (na) CJK UNIFIED IDEOGRAPH-5751
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) 坑
Lowercase (Lower)
Simple Lowercase Mapping (slc) 坑
Lowercase Mapping (lc) 坑
Uppercase (Upper)
Simple Uppercase Mapping (suc) 坑
Uppercase Mapping (uc) 坑
Simple Titlecase Mapping (stc) 坑
Titlecase Mapping (tc) 坑
Case Folding (cf) 坑
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 坑
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) 坑
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) G0-3F53
kIRG_HSource (kIRG_HSource) HB1-
kIRG_JSource (kIRG_JSource) J0-3923
kIRG_KPSource (kIRG_KPSource) KP0-D3B
kIRG_KSource (kIRG_KSource) K0-4B55
kIRG_TSource (kIRG_TSource) T1-495E
kIRG_VSource (kIRG_VSource) V1-505
kIRGDaeJaweon (kIRGDaeJaweon) 0460.080
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 04932
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10426.090
kIRGKangXi (kIRGKangXi) 0226.010
kBigFive (kBigFive) A77C
kCangjie (kCangjie) GYHN
kCantonese (kCantonese) haang1
kCCCII (kCCCII) 21377C
kCihaiT (kCihaiT) 317.501
kCNS1986 (kCNS1986) 1-495E
kCNS1992 (kCNS1992) 1-495E
kCowles (kCowles) 940
kDaeJaweon (kDaeJaweon) 0460.080
Unihan Definition (kDefinition) pit, hole; bury, trap; harry
kEACC (kEACC) 21377C
kFenn (kFenn) 398C
kFennIndex (kFennIndex) 248.11
kFourCornerCode (kFourCornerCode) 4011.7
kFrequency (kFrequency) 5
kGB0 (kGB0) 3151
kGB1 (kGB1) 3151
kGradeLevel (kGradeLevel) 4
kGSR (kGSR) 0698h
kHangul (kHangul)
kHanYu (kHanYu) 10426.090
kHanyuPinlu (kHanyuPinlu) kēng(90)
kHanyuPinyin (kHanyuPinyin) 10426.090:kēng,kàng
kHKGlyph (kHKGlyph) 0742
kJapaneseKun (kJapaneseKun) ANA ANANISURU
kJapaneseOn (kJapaneseOn) KOU
kJis0 (kJis0) 2503
kKangXi (kKangXi) 0226.010
kKarlgren (kKarlgren) 305
kKorean (kKorean) KAYNG
kKPS0 (kKPS0) D3B3
kKSC0 (kKSC0) 4353
kLau (kLau) 1101
kMainlandTelegraph (kMainlandTelegraph) 0977
kMandarin (kMandarin) kēng
kMatthews (kMatthews) 3354
kMeyerWempe (kMeyerWempe) 636
kMorohashi (kMorohashi) 04932
kNelson (kNelson) 1063
kPhonetic (kPhonetic) 660
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+1973+32.3.4
Radical Stroke Count (KangXi) (kRSKangXi) 32.4
Radical Stroke Count (Unicode) (kRSUnicode) 32.4
kSBGY (kSBGY) 184.12
Semantic Variant (kSemanticVariant) 阬
kTaiwanTelegraph (kTaiwanTelegraph) 0977
kTang (kTang) kæng
Stroke Number (kTotalStrokes) 7
kVietnamese (kVietnamese) ganh
kXerox (kXerox) 254:322
kXHC1983 (kXHC1983) 0645.060:kēng
z Variant (kZVariant) 阬
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) 坑
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) 坑
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)