U+63F4 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 aid, assist; lead; cite. Its Pīnyīn pronunciation is yu.

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+63F4 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 8F B4
UTF-16 63 F4
UTF-32 00 00 63 F4
URL-Quoted %E6%8F%B4
HTML-Escape 援
Wrong windows-1252 Mojibake 援
Encoding: EUC-KR (hex bytes) EA B5
Encoding: JIS0208 (hex bytes) B1 E7
Pīnyīn yu
IRG_GSource G0-542E
IRG_HSource HB1-
IRG_JSource J0-3167
IRG_KSource K0-6A35
IRG_TSource T1-5F4E
IRG_VSource V1-575
BigFive B4A9
CCCII 214145
CNS1986 1-5F4E
CNS1992 1-5F4E
EACC 214145
GB0 5214
GB1 5214
Jis0 1771
KSC0 7421
MainlandTelegraph 2266
TaiwanTelegraph 2266
Xerox 250:111


Complete Record

Property Value
Age (age) 1.1
Unicode Name (na) CJK UNIFIED IDEOGRAPH-63F4
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) 援
Lowercase (Lower)
Simple Lowercase Mapping (slc) 援
Lowercase Mapping (lc) 援
Uppercase (Upper)
Simple Uppercase Mapping (suc) 援
Uppercase Mapping (uc) 援
Simple Titlecase Mapping (stc) 援
Titlecase Mapping (tc) 援
Case Folding (cf) 援
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 援
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) 援
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) G0-542E
kIRG_HSource (kIRG_HSource) HB1-
kIRG_JSource (kIRG_JSource) J0-3167
kIRG_KPSource (kIRG_KPSource) KP0-FEB
kIRG_KSource (kIRG_KSource) K0-6A35
kIRG_TSource (kIRG_TSource) T1-5F4E
kIRG_VSource (kIRG_VSource) V1-575
kIRGDaeJaweon (kIRGDaeJaweon) 0795.180
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 12407
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 31921.050
kIRGKangXi (kIRGKangXi) 0445.020
kBigFive (kBigFive) B4A9
kCangjie (kCangjie) QBME
kCantonese (kCantonese) jyun4 jyun6 wun4
kCCCII (kCCCII) 214145
kCihaiT (kCihaiT) 586.402
kCNS1986 (kCNS1986) 1-5F4E
kCNS1992 (kCNS1992) 1-5F4E
kCowles (kCowles) 3153
kDaeJaweon (kDaeJaweon) 0795.180
Unihan Definition (kDefinition) aid, assist; lead; cite
kEACC (kEACC) 214145
kFenn (kFenn) 187D
kFennIndex (kFennIndex) 652.07
kFourCornerCode (kFourCornerCode) 5204.7
kFrequency (kFrequency) 3
kGB0 (kGB0) 5214
kGB1 (kGB1) 5214
kGradeLevel (kGradeLevel) 4
kGSR (kGSR) 0255e
kHangul (kHangul)
kHanYu (kHanYu) 31921.050
kHanyuPinlu (kHanyuPinlu) yuán(137)
kHanyuPinyin (kHanyuPinyin) 31921.050:yuán,huàn
kHKGlyph (kHKGlyph) 1617
kJapaneseKun (kJapaneseKun) TASUKERU HIKU TASUKE
kJapaneseOn (kJapaneseOn) EN
kJis0 (kJis0) 1771
kKangXi (kKangXi) 0445.020
kKorean (kKorean) WEN
kKSC0 (kKSC0) 7421
kLau (kLau) 3296 3555 3556
kMainlandTelegraph (kMainlandTelegraph) 2266
kMandarin (kMandarin) yuán
kMatthews (kMatthews) 7737
kMeyerWempe (kMeyerWempe) 2186a
kMorohashi (kMorohashi) 12407
kNelson (kNelson) 1961
kPhonetic (kPhonetic) 1468
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+1289+64.3.9 V+13655+64.3.9
Radical Stroke Count (KangXi) (kRSKangXi) 64.9
Radical Stroke Count (Unicode) (kRSUnicode) 64.9
kSBGY (kSBGY) 113.28 409.43
kTaiwanTelegraph (kTaiwanTelegraph) 2266
kTang (kTang) hiuæn
Stroke Number (kTotalStrokes) 12
kVietnamese (kVietnamese) viện
kXerox (kXerox) 250:111
kXHC1983 (kXHC1983) 1425.040:yuán
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) 援
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) 援
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)