Home U+4E00 to U+9FFF CJK Unified Ideographs
Glyph for U+554A
Source: Noto CJK

U+554A CJK Unified Ideo­graph-​554A

U+554A was added in Unicode version 1.1 in 1993. It belongs to the block U+4E00 to U+9FFF CJK Unified Ideographs in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Other Letter and is mainly used in the Han script. The Unihan Database defines it as exclamatory particle. Its Pīnyīn pronunciation is a.

The glyph is not a composition. Its East Asian Width is wide. In bidirectional text it is written from left to right. When changing direction it is not mirrored. U+554A offers a line break opportunity at its position, except in some numeric contexts.

Representations

System Representation
Nº 21834
UTF-8 E5 95 8A
UTF-16 55 4A
UTF-32 00 00 55 4A
URL-Quoted %E5%95%8A
HTML hex reference 啊
Wrong windows-1252 Mojibake å•Š
Pīnyīn a

Elsewhere

Complete Record

Property Value
Age (age) 1.1 (1993)
Unicode Name (na) CJK UNIFIED IDEOGRAPH-554A
Unicode 1 Name (na1) —
Block (blk) CJK Unified Ideographs
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) Glyph for U+554A CJK Unified Ideograph-554A
Lowercase (Lower) ✘
Simple Lowercase Mapping (slc) Glyph for U+554A CJK Unified Ideograph-554A
Lowercase Mapping (lc) Glyph for U+554A CJK Unified Ideograph-554A
Uppercase (Upper) ✘
Simple Uppercase Mapping (suc) Glyph for U+554A CJK Unified Ideograph-554A
Uppercase Mapping (uc) Glyph for U+554A CJK Unified Ideograph-554A
Simple Titlecase Mapping (stc) Glyph for U+554A CJK Unified Ideograph-554A
Titlecase Mapping (tc) Glyph for U+554A CJK Unified Ideograph-554A
Case Folding (cf) Glyph for U+554A CJK Unified Ideograph-554A
ASCII Hex Digit (AHex) ✘
Alphabetic (Alpha) ✔
Bidi Control (Bidi_C) ✘
Bidi Mirrored (Bidi_M) ✘
Composition Exclusion (CE) ✘
Case Ignorable (CI) ✘
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) ✘
Cased (Cased) ✘
Full Composition Exclusion (Comp_Ex) ✘
Default Ignorable Code Point (DI) ✘
Dash (Dash) ✘
Deprecated (Dep) ✘
Diacritic (Dia) ✘
Emoji Modifier Base (EBase) ✘
Emoji Component (EComp) ✘
Emoji Modifier (EMod) ✘
Emoji Presentation (EPres) ✘
Emoji (Emoji) ✘
Extender (Ext) ✘
Extended Pictographic (ExtPict) ✘
FC NFKC Closure (FC_NFKC) Glyph for U+554A CJK Unified Ideograph-554A
Grapheme Cluster Break (GCB) Any
Grapheme Base (Gr_Base) ✔
Grapheme Extend (Gr_Ext) ✘
Grapheme Link (Gr_Link) ✘
Hex Digit (Hex) ✘
Hyphen (Hyphen) ✘
ID Continue (IDC) ✔
ID Start (IDS) ✔
IDS Binary Operator (IDSB) ✘
IDS Trinary Operator and (IDST) ✘
IDSU (IDSU) 0
ID_Compat_Math_Continue (ID_Compat_Math_Continue) 0
ID_Compat_Math_Start (ID_Compat_Math_Start) 0
Ideographic (Ideo) ✔
InCB (InCB) None
Indic Mantra Category (InMC) —
Indic Positional Category (InPC) NA
Indic Syllabic Category (InSC) Other
Jamo Short Name (JSN) —
Join Control (Join_C) ✘
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) Glyph for U+554A CJK Unified Ideograph-554A
NFKC Quick Check (NFKC_QC) Yes
NFKC_SCF (NFKC_SCF) Glyph for U+554A CJK Unified Ideograph-554A
NFKD Quick Check (NFKD_QC) Yes
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) ✘
Prepended Concatenation Mark (PCM) ✘
Pattern Syntax (Pat_Syn) ✘
Pattern White Space (Pat_WS) ✘
Quotation Mark (QMark) ✘
Regional Indicator (RI) ✘
Radical (Radical) ✘
Sentence Break (SB) Other Letter
Soft Dotted (SD) ✘
Sentence Terminal (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) ✘
Bidi Paired Bracket (bpb) Glyph for U+554A CJK Unified Ideograph-554A
Bidi Paired Bracket Type (bpt) None
East Asian Width (ea) wide
Hangul Syllable Type (hst) Not Applicable
ISO 10646 Comment (isc) —
Joining Group (jg) No_Joining_Group
Joining Type (jt) Non Joining
Line Break (lb) Ideographic
Numeric Type (nt) none
Numeric Value (nv) not a number
Simple Case Folding (scf) Glyph for U+554A CJK Unified Ideograph-554A
Script Extension (scx)
Vertical Orientation (vo) U
Big Five Mapping (kBigFive) B0DA
CCCII Mapping (kCCCII) 21364C
CNS 11643-1986 Mapping (kCNS1986) 1-593F
CNS 11643-1992 Mapping (kCNS1992) 1-593F
Cangjie Input Code (kCangjie) RNLR
kCantonese (kCantonese) aa1
kCihaiT (kCihaiT) 280.605
kCowles (kCowles) 3094
kDaeJaweon (kDaeJaweon) 0416.050
Unihan Definition (kDefinition) exclamatory particle
kEACC (kEACC) 21364C
kFennIndex (kFennIndex) 1.01
kFourCornerCode (kFourCornerCode) 6102.0
kFrequency (kFrequency) 2
kGB0 (kGB0) 1601
kGB1 (kGB1) 1601
kGradeLevel (kGradeLevel) 3
kHKGlyph (kHKGlyph) 0602
kHanYu (kHanYu) 10634.180
kHangul (kHangul) 아:N
kHanyuPinlu (kHanyuPinlu) a(1102) ā(404)
kHanyuPinyin (kHanyuPinyin) 10634.180:è,ā,á,ǎ,à,a
kIICore (kIICore) AGTHM
kIRGDaeJaweon (kIRGDaeJaweon) 0416.050
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10634.180
kIRGKangXi (kIRGKangXi) 0195.040
kIRG_GSource (kIRG_GSource) G0-3021
kIRG_HSource (kIRG_HSource) HB1-B0DA
kIRG_JSource (kIRG_JSource) J14-2425
kIRG_KSource (kIRG_KSource) K2-275D
kIRG_TSource (kIRG_TSource) T1-593F
kIRG_VSource (kIRG_VSource) V0-314D
kJIS0213 (kJIS0213) 2,04,05
kJapanese (kJapanese) ア
kJapaneseKun (kJapaneseKun) KOE
kJapaneseOn (kJapaneseOn) A
kJis1 (kJis1) 2157
kKangXi (kKangXi) 0195.040
kKarlgren (kKarlgren) 1
kKorean (kKorean) A
kKoreanName (kKoreanName) 2015
kLau (kLau) 2424
kMainlandTelegraph (kMainlandTelegraph) 0759
kMandarin (kMandarin) a
kMatthews (kMatthews) 2
kMeyerWempe (kMeyerWempe) 2140
kMojiJoho (kMojiJoho) MJ008381
kMorohashi (kMorohashi) 03808
kPhonetic (kPhonetic) 3
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+14391+30.3.8
Radical Stroke Count (Unicode) (kRSUnicode) 30.8
kSMSZD2003Index (kSMSZD2003Index) 107.07
kSMSZD2003Readings (kSMSZD2003Readings) ā粵aa1 á粵aa2 ǎ粵aa2 à粵aa3 a粵aa3
Specialized Semantic Variant (kSpecializedSemanticVariant) Glyph for U+963F U+963F
kTGH (kTGH) 2013:1915
kTGHZ2013 (kTGHZ2013) 001.030:ā 001.060:á 001.070:ǎ 001.080:à 001.090:a
Stroke Number (kTotalStrokes) 10
UnihanCore2020 Set (kUnihanCore2020) GHMT
Quốc ngữ Pronunciation (kVietnamese) à
kXHC1983 (kXHC1983) 0002.010:ā 0002.050:á 0002.060:ǎ 0002.070:à 0002.080:a
Xerox Code (kXerox) 243:376