U+6D1E 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 cave, grotto; ravine; hole. Its Pīnyīn pronunciation is d.

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+6D1E 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 E6 B4 9E
UTF-16 6D 1E
UTF-32 00 00 6D 1E
URL-Quoted %E6%B4%9E
HTML-Escape 洞
Wrong windows-1252 Mojibake 洞
Encoding: EUC-KR (hex bytes) D4 D7
Encoding: JIS0208 (hex bytes) C6 B6
Pīnyīn d
IRG_GSource G0-3634
IRG_HSource HB1-
IRG_JSource J0-4636
IRG_KPSource KP0-D6D
IRG_KSource K0-5457
IRG_TSource T1-5222
IRG_VSource V1-5C3
BigFive AC7D
CCCII 214742
CNS1986 1-5222
CNS1992 1-5222
EACC 214742
GB0 2220
GB1 2220
Jis0 3822
KSC0 5255
MainlandTelegraph 3159
TaiwanTelegraph 3159
Xerox 245:154

Related Characters

  • 洞


  • 洞


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) 洞
Lowercase (Lower)
Simple Lowercase Mapping (slc) 洞
Lowercase Mapping (lc) 洞
Uppercase (Upper)
Simple Uppercase Mapping (suc) 洞
Uppercase Mapping (uc) 洞
Simple Titlecase Mapping (stc) 洞
Titlecase Mapping (tc) 洞
Case Folding (cf) 洞
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 洞
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) 洞
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) G0-3634
kIRG_HSource (kIRG_HSource) HB1-
kIRG_JSource (kIRG_JSource) J0-4636
kIRG_KPSource (kIRG_KPSource) KP0-D6D
kIRG_KSource (kIRG_KSource) K0-5457
kIRG_TSource (kIRG_TSource) T1-5222
kIRG_VSource (kIRG_VSource) V1-5C3
kIRGDaeJaweon (kIRGDaeJaweon) 1016.070
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 17386
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 31607.030
kIRGKangXi (kIRGKangXi) 0620.180
kBigFive (kBigFive) AC7D
kCangjie (kCangjie) EBMR
kCantonese (kCantonese) dung6
kCCCII (kCCCII) 214742
kCihaiT (kCihaiT) 788.202
kCNS1986 (kCNS1986) 1-5222
kCNS1992 (kCNS1992) 1-5222
kCowles (kCowles) 4278
kDaeJaweon (kDaeJaweon) 1016.070
Unihan Definition (kDefinition) cave, grotto; ravine; hole
kEACC (kEACC) 214742
kFenn (kFenn) 580D
kFennIndex (kFennIndex) 579.06 580.01
kFourCornerCode (kFourCornerCode) 3712.0
kFrequency (kFrequency) 4
kGB0 (kGB0) 2220
kGB1 (kGB1) 2220
kGradeLevel (kGradeLevel) 1
kGSR (kGSR) 1176h
kHangul (kHangul) 동 통
kHanYu (kHanYu) 31607.030
kHanyuPinlu (kHanyuPinlu) dòng(237)
kHanyuPinyin (kHanyuPinyin) 31607.030:dòng,tóng
kHKGlyph (kHKGlyph) 2173
kJapaneseKun (kJapaneseKun) HOGARAKA FUKAI HORA
kJapaneseOn (kJapaneseOn) DOU TOU
kJis0 (kJis0) 3822
kKangXi (kKangXi) 0620.180
kKorean (kKorean) TONG THONG
kKPS0 (kKPS0) D6D6
kKSC0 (kKSC0) 5255
kLau (kLau) 635
kMainlandTelegraph (kMainlandTelegraph) 3159
kMandarin (kMandarin) dòng
kMatthews (kMatthews) 6609
kMeyerWempe (kMeyerWempe) 3602
kMorohashi (kMorohashi) 17386
kNelson (kNelson) 2546
kPhonetic (kPhonetic) 1407
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+3214+85.3.6
Radical Stroke Count (KangXi) (kRSKangXi) 85.6
Radical Stroke Count (Unicode) (kRSUnicode) 85.6
kSBGY (kSBGY) 023.33 343.09
Semantic Variant (kSemanticVariant) 峒
kTaiwanTelegraph (kTaiwanTelegraph) 3159
kTang (kTang) *dhùng dhung
Stroke Number (kTotalStrokes) 9
kVietnamese (kVietnamese) đọng
kXerox (kXerox) 245:154
kXHC1983 (kXHC1983) 0261.040:dòng
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) 洞
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) 洞
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)