U+512A 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 superior, excellent; actor. Its Pīnyīn pronunciation is yo.

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+512A 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 84 AA
UTF-16 51 2A
UTF-32 00 00 51 2A
URL-Quoted %E5%84%AA
HTML-Escape 優
Wrong windows-1252 Mojibake 優
Encoding: EUC-KR (hex bytes) E9 D0
Encoding: JIS0208 (hex bytes) CD A5
Pīnyīn yo
IRG_GSource G1-5345
IRG_HSource HB1-
IRG_JSource J0-4D25
IRG_KSource K0-6950
IRG_TSource T1-7340
IRG_VSource V2-8A4
BigFive C075
CCCII 213266
CNS1986 1-7340
CNS1992 1-7340
EACC 213266
GB1 5137
Jis0 4505
KSC0 7348
TaiwanTelegraph 0327
Xerox 246:373

Related Characters

  • ㊝


Complete Record

Property Value
Age (age) 1.1
Unicode Name (na) CJK UNIFIED IDEOGRAPH-512A
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) 優
Lowercase (Lower)
Simple Lowercase Mapping (slc) 優
Lowercase Mapping (lc) 優
Uppercase (Upper)
Simple Uppercase Mapping (suc) 優
Uppercase Mapping (uc) 優
Simple Titlecase Mapping (stc) 優
Titlecase Mapping (tc) 優
Case Folding (cf) 優
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 優
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) 優
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) ATJ
kIRG_GSource (kIRG_GSource) G1-5345
kIRG_HSource (kIRG_HSource) HB1-
kIRG_JSource (kIRG_JSource) J0-4D25
kIRG_KPSource (kIRG_KPSource) KP0-FAD
kIRG_KSource (kIRG_KSource) K0-6950
kIRG_TSource (kIRG_TSource) T1-7340
kIRG_VSource (kIRG_VSource) V2-8A4
kIRGDaeJaweon (kIRGDaeJaweon) 0254.260
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 01261
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10233.040
kIRGKangXi (kIRGKangXi) 0120.280
kBigFive (kBigFive) C075
kCangjie (kCangjie) OMBE
kCantonese (kCantonese) jau1
kCCCII (kCCCII) 213266
kCihaiT (kCihaiT) 129.602
kCNS1986 (kCNS1986) 1-7340
kCNS1992 (kCNS1992) 1-7340
kCowles (kCowles) 5143
kDaeJaweon (kDaeJaweon) 0254.260
Unihan Definition (kDefinition) superior, excellent; actor
kEACC (kEACC) 213266
kFenn (kFenn) 412D
kFennIndex (kFennIndex) 635.05
kFourCornerCode (kFourCornerCode) 2124.7
kFrequency (kFrequency) 3
kGB1 (kGB1) 5137
kGradeLevel (kGradeLevel) 4
kGSR (kGSR) 1071d
kHangul (kHangul)
kHanYu (kHanYu) 10233.040
kHanyuPinlu (kHanyuPinlu) yoū(287)
kHanyuPinyin (kHanyuPinyin) 10233.040:yōu
kHKGlyph (kHKGlyph) 0255
kJapaneseOn (kJapaneseOn) YUU U
kJis0 (kJis0) 4505
kKangXi (kKangXi) 0120.280
kKarlgren (kKarlgren) 260
kKorean (kKorean) WU
kKPS0 (kKPS0) FAD9
kKSC0 (kKSC0) 7348
kLau (kLau) 3345
kMandarin (kMandarin) yōu
kMatthews (kMatthews) 7509
kMeyerWempe (kMeyerWempe) 3843
kMorohashi (kMorohashi) 01261
kNelson (kNelson) 0564
kPhonetic (kPhonetic) 1504
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+3855+9.2.15
Radical Stroke Count (KangXi) (kRSKangXi) 9.15
Radical Stroke Count (Unicode) (kRSUnicode) 9.15
kSBGY (kSBGY) 202.34
Simplified Variant (kSimplifiedVariant) 优
kTaiwanTelegraph (kTaiwanTelegraph) 0327
kTang (kTang) qiou
Stroke Number (kTotalStrokes) 17
kXerox (kXerox) 246:373
kXHC1983 (kXHC1983) 1394.011:yōu
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) 優
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) 優
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)