U+55E8 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 an exclamation. Its Pīnyīn pronunciation is h.

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+55E8 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 97 A8
UTF-16 55 E8
UTF-32 00 00 55 E8
URL-Quoted %E5%97%A8
HTML-Escape 嗨
Wrong windows-1252 Mojibake 嗨
Pīnyīn h
IRG_GSource G0-604B
IRG_HSource HB1-
IRG_TSource T1-6340
BigFive B6D9
CCCII 213673
CNS1986 1-6340
CNS1992 1-6340
EACC 213673
GB0 6443
GB1 6443
Xerox 273:171


Complete Record

Property Value
Age (age) 1.1
Unicode Name (na) CJK UNIFIED IDEOGRAPH-55E8
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) 嗨
Lowercase (Lower)
Simple Lowercase Mapping (slc) 嗨
Lowercase Mapping (lc) 嗨
Uppercase (Upper)
Simple Uppercase Mapping (suc) 嗨
Uppercase Mapping (uc) 嗨
Simple Titlecase Mapping (stc) 嗨
Titlecase Mapping (tc) 嗨
Case Folding (cf) 嗨
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 嗨
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) 嗨
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) G0-604B
kIRG_HSource (kIRG_HSource) HB1-
kIRG_TSource (kIRG_TSource) T1-6340
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 04137
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10671.030
kIRGKangXi (kIRGKangXi) 0204.111
kBigFive (kBigFive) B6D9
kCangjie (kCangjie) REOY
kCantonese (kCantonese) hei1 hoi1
kCCCII (kCCCII) 213673
kCihaiT (kCihaiT) 288.302
kCNS1986 (kCNS1986) 1-6340
kCNS1992 (kCNS1992) 1-6340
Unihan Definition (kDefinition) an exclamation
kEACC (kEACC) 213673
kFourCornerCode (kFourCornerCode) 6805.7
kFrequency (kFrequency) 4
kGB0 (kGB0) 6443
kGB1 (kGB1) 6443
kHanYu (kHanYu) 10671.030
kHanyuPinlu (kHanyuPinlu) hāi(31)
kHanyuPinyin (kHanyuPinyin) 10671.030:hāi,hēi
kHKGlyph (kHKGlyph) 0643
kJapaneseOn (kJapaneseOn) KAI
kKangXi (kKangXi) 0204.111
kMandarin (kMandarin) hāi
kMorohashi (kMorohashi) 04137
kPhonetic (kPhonetic) 489
Radical Stroke Count (KangXi) (kRSKangXi) 30.10
Radical Stroke Count (Unicode) (kRSUnicode) 30.10
Stroke Number (kTotalStrokes) 13
kXerox (kXerox) 273:171
kXHC1983 (kXHC1983) 0432.010:hāi 0458.011:hēi
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) 嗨
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) 嗨
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)