U+57DF 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 district, region, boundary; land. Its Pīnyīn pronunciation is y.

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+57DF 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 9F 9F
UTF-16 57 DF
UTF-32 00 00 57 DF
URL-Quoted %E5%9F%9F
HTML-Escape 域
Wrong windows-1252 Mojibake 域
Encoding: EUC-KR (hex bytes) E6 B4
Encoding: JIS0208 (hex bytes) B0 E8
Pīnyīn y
IRG_GSource G0-5372
IRG_HSource HB1-
IRG_JSource J0-3068
IRG_KPSource KP0-F8D
IRG_KSource K0-6634
IRG_TSource T1-5951
IRG_VSource V1-506
BigFive B0EC
CCCII 21383D
CNS1986 1-5951
CNS1992 1-5951
EACC 21383D
GB0 5182
GB1 5182
Jis0 1672
KSC0 7020
MainlandTelegraph 1008
TaiwanTelegraph 1008
Xerox 247:145


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) 域
Lowercase (Lower)
Simple Lowercase Mapping (slc) 域
Lowercase Mapping (lc) 域
Uppercase (Upper)
Simple Uppercase Mapping (suc) 域
Uppercase Mapping (uc) 域
Simple Titlecase Mapping (stc) 域
Titlecase Mapping (tc) 域
Case Folding (cf) 域
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 域
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) 域
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) G0-5372
kIRG_HSource (kIRG_HSource) HB1-
kIRG_JSource (kIRG_JSource) J0-3068
kIRG_KPSource (kIRG_KPSource) KP0-F8D
kIRG_KSource (kIRG_KSource) K0-6634
kIRG_TSource (kIRG_TSource) T1-5951
kIRG_VSource (kIRG_VSource) V1-506
kIRGDaeJaweon (kIRGDaeJaweon) 0466.270
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 05158
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10451.020
kIRGKangXi (kIRGKangXi) 0230.170
kBigFive (kBigFive) B0EC
kCangjie (kCangjie) GIRM
kCantonese (kCantonese) wik6
kCCCII (kCCCII) 21383D
kCihaiT (kCihaiT) 320.602
kCNS1986 (kCNS1986) 1-5951
kCNS1992 (kCNS1992) 1-5951
kCowles (kCowles) 5047
kDaeJaweon (kDaeJaweon) 0466.270
Unihan Definition (kDefinition) district, region, boundary; land
kEACC (kEACC) 21383D
kFenn (kFenn) 333F
kFennIndex (kFennIndex) 648.03
kFourCornerCode (kFourCornerCode) 4315.0
kFrequency (kFrequency) 4
kGB0 (kGB0) 5182
kGB1 (kGB1) 5182
kGradeLevel (kGradeLevel) 6
kGSR (kGSR) 0929e
kHangul (kHangul)
kHanYu (kHanYu) 10451.020
kHanyuPinlu (kHanyuPinlu) yù(124)
kHanyuPinyin (kHanyuPinyin) 10451.020:yù
kHKGlyph (kHKGlyph) 0769
kJapaneseKun (kJapaneseKun) SAKAI
kJapaneseOn (kJapaneseOn) IKI
kJis0 (kJis0) 1672
kKangXi (kKangXi) 0230.170
kKarlgren (kKarlgren) 118
kKorean (kKorean) YEK
kKPS0 (kKPS0) F8D6
kKSC0 (kKSC0) 7020
kMainlandTelegraph (kMainlandTelegraph) 1008
kMandarin (kMandarin)
kMatthews (kMatthews) 7676
kMeyerWempe (kMeyerWempe) 3765c
kMorohashi (kMorohashi) 05158
kNelson (kNelson) 1085
kPhonetic (kPhonetic) 1416
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+1196+32.3.8
Radical Stroke Count (KangXi) (kRSKangXi) 32.8
Radical Stroke Count (Unicode) (kRSUnicode) 32.8
kSBGY (kSBGY) 528.01
Semantic Variant (kSemanticVariant) 㽣
Specialized Semantic Variant (kSpecializedSemanticVariant) 譽
kTaiwanTelegraph (kTaiwanTelegraph) 1008
kTang (kTang) hiuək
Stroke Number (kTotalStrokes) 11
kVietnamese (kVietnamese) vực
kXerox (kXerox) 247:145
kXHC1983 (kXHC1983) 1415.050:yù
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) 域
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) 域
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)