U+53E4 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 old, classic, ancient. Its Pīnyīn pronunciation is g.

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+53E4 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 8F A4
UTF-16 53 E4
UTF-32 00 00 53 E4
URL-Quoted %E5%8F%A4
HTML-Escape 古
Wrong windows-1252 Mojibake 古
Encoding: EUC-KR (hex bytes) CD AF
Encoding: JIS0208 (hex bytes) B8 C5
Pīnyīn g
IRG_GSource G0-3945
IRG_HSource HB1-
IRG_JSource J0-3845
IRG_KSource K0-4D2F
IRG_TSource T1-462C
IRG_VSource V1-4E3
BigFive A56A
CCCII 21352E
CNS1986 1-462C
CNS1992 1-462C
EACC 21352E
GB0 2537
GB1 2537
Jis0 2437
KSC0 4515
MainlandTelegraph 0657
TaiwanTelegraph 0657
Xerox 242:375


Complete Record

Property Value
Age (age) 1.1
Unicode Name (na) CJK UNIFIED IDEOGRAPH-53E4
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) 古
Lowercase (Lower)
Simple Lowercase Mapping (slc) 古
Lowercase Mapping (lc) 古
Uppercase (Upper)
Simple Uppercase Mapping (suc) 古
Uppercase Mapping (uc) 古
Simple Titlecase Mapping (stc) 古
Titlecase Mapping (tc) 古
Case Folding (cf) 古
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 古
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) 古
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) G0-3945
kIRG_HSource (kIRG_HSource) HB1-
kIRG_JSource (kIRG_JSource) J0-3845
kIRG_KPSource (kIRG_KPSource) KP0-CFD
kIRG_KSource (kIRG_KSource) K0-4D2F
kIRG_TSource (kIRG_TSource) T1-462C
kIRG_VSource (kIRG_VSource) V1-4E3
kIRGDaeJaweon (kIRGDaeJaweon) 0380.060
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 03233
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10568.030
kIRGKangXi (kIRGKangXi) 0171.080
kBigFive (kBigFive) A56A
kCangjie (kCangjie) JR
kCantonese (kCantonese) gu2
kCCCII (kCCCII) 21352E
kCihaiT (kCihaiT) 240.102
kCNS1986 (kCNS1986) 1-462C
kCNS1992 (kCNS1992) 1-462C
kCowles (kCowles) 1796
kDaeJaweon (kDaeJaweon) 0380.060
Unihan Definition (kDefinition) old, classic, ancient
kEACC (kEACC) 21352E
kFenn (kFenn) 702B
kFennIndex (kFennIndex) 259.07
kFourCornerCode (kFourCornerCode) 4060.0
kFrequency (kFrequency) 3
kGB0 (kGB0) 2537
kGB1 (kGB1) 2537
kGradeLevel (kGradeLevel) 2
kGSR (kGSR) 0049a
kHangul (kHangul)
kHanYu (kHanYu) 10568.030
kHanyuPinlu (kHanyuPinlu) gǔ(440)
kHanyuPinyin (kHanyuPinyin) 10568.030:gǔ,gù,kū
kHKGlyph (kHKGlyph) 0476
kJapaneseKun (kJapaneseKun) FURUI INISHIE
kJapaneseOn (kJapaneseOn) KO
kJis0 (kJis0) 2437
kKangXi (kKangXi) 0171.080
kKarlgren (kKarlgren) 421
kKorean (kKorean) KO
kKPS0 (kKPS0) CFD9
kKSC0 (kKSC0) 4515
kLau (kLau) 1059
kMainlandTelegraph (kMainlandTelegraph) 0657
kMandarin (kMandarin)
kMatthews (kMatthews) 3447
kMeyerWempe (kMeyerWempe) 1258
kMorohashi (kMorohashi) 03233
kNelson (kNelson) 0770
kPhonetic (kPhonetic) 753
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+1913+24.2.3 C+1913+30.3.2
Radical Stroke Count (KangXi) (kRSKangXi) 30.2
Radical Stroke Count (Unicode) (kRSUnicode) 30.2
kSBGY (kSBGY) 265.39
kTaiwanTelegraph (kTaiwanTelegraph) 0657
kTang (kTang) *gǒ
Stroke Number (kTotalStrokes) 5
kVietnamese (kVietnamese) cổ
kXerox (kXerox) 242:375
kXHC1983 (kXHC1983) 0396.030:gǔ
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) 古
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) 古
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)