U+8D64 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 red; communist, 'red'; bare. Its Pīnyīn pronunciation is ch.

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. The glyph can, under circumstances, be confused with 1 other glyphs. In text U+8D64 behaves as Ideographic regarding line breaks. It has type OLetter for sentence and Other for word breaks. The Grapheme Cluster Break is Any.

The Wikipedia has the following information about this codepoint:

Radical 155 meaning "red" or "bare" is 1 of 20 Kangxi radicals (214 radicals total) composed of 7 strokes.

In the Kangxi Dictionary there are 31 characters (out of 49,030) to be found under this radical.


System Representation
UTF-8 E8 B5 A4
UTF-16 8D 64
UTF-32 00 00 8D 64
URL-Quoted %E8%B5%A4
HTML-Escape 赤
Wrong windows-1252 Mojibake 赤
Encoding: EUC-KR (hex bytes) EE E5
Encoding: JIS0208 (hex bytes) C0 D6
Pīnyīn ch
IRG_GSource G0-3360
IRG_HSource HB1-
IRG_JSource J0-4056
IRG_KPSource KP0-E7D
IRG_KSource K0-6E65
IRG_TSource T1-4B4B
IRG_VSource V1-683
BigFive A8AA
CCCII 215A43
CNS1986 1-4B4B
CNS1992 1-4B4B
EACC 215A43
GB0 1964
GB1 1964
Jis0 3254
KSC0 7869
MainlandTelegraph 6375
TaiwanTelegraph 6375
Xerox 251:061

Related Characters

  • ⾚


  • ⾚


Complete Record

Property Value
Age (age) 1.1
Unicode Name (na) CJK UNIFIED IDEOGRAPH-8D64
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) 赤
Lowercase (Lower)
Simple Lowercase Mapping (slc) 赤
Lowercase Mapping (lc) 赤
Uppercase (Upper)
Simple Uppercase Mapping (suc) 赤
Uppercase Mapping (uc) 赤
Simple Titlecase Mapping (stc) 赤
Titlecase Mapping (tc) 赤
Case Folding (cf) 赤
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 赤
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) 赤
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) G0-3360
kIRG_HSource (kIRG_HSource) HB1-
kIRG_JSource (kIRG_JSource) J0-4056
kIRG_KPSource (kIRG_KPSource) KP0-E7D
kIRG_KSource (kIRG_KSource) K0-6E65
kIRG_TSource (kIRG_TSource) T1-4B4B
kIRG_VSource (kIRG_VSource) V1-683
kIRGDaeJaweon (kIRGDaeJaweon) 1680.120
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 36993
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 53506.010
kIRGKangXi (kIRGKangXi) 1213.220
kBigFive (kBigFive) A8AA
kCangjie (kCangjie) GLNC
kCantonese (kCantonese) cek3 cik3
kCCCII (kCCCII) 215A43
kCihaiT (kCihaiT) 1280.202
kCNS1986 (kCNS1986) 1-4B4B
kCNS1992 (kCNS1992) 1-4B4B
kCowles (kCowles) 547
kDaeJaweon (kDaeJaweon) 1680.120
Unihan Definition (kDefinition) red; communist, 'red'; bare
kEACC (kEACC) 215A43
kFenn (kFenn) 423E
kFennIndex (kFennIndex) 73.05
kFourCornerCode (kFourCornerCode) 4033.1
kFrequency (kFrequency) 4
kGB0 (kGB0) 1964
kGB1 (kGB1) 1964
kGSR (kGSR) 0793a
kHangul (kHangul)
kHanYu (kHanYu) 53506.010
kHanyuPinlu (kHanyuPinlu) chì(34)
kHanyuPinyin (kHanyuPinyin) 53506.010:chì
kHDZRadBreak (kHDZRadBreak) ⾚[U+2F9A]:53506.010
kHKGlyph (kHKGlyph) 3950
kJapaneseKun (kJapaneseKun) AKA AKAI
kJapaneseOn (kJapaneseOn) SEKI SHAKU
kJis0 (kJis0) 3254
kKangXi (kKangXi) 1213.220
kKorean (kKorean) CEK
kKPS0 (kKPS0) E7D1
kKSC0 (kKSC0) 7869
kLau (kLau) 251 297
kMainlandTelegraph (kMainlandTelegraph) 6375
kMandarin (kMandarin) chì
kMatthews (kMatthews) 1048
kMeyerWempe (kMeyerWempe) 275
kMorohashi (kMorohashi) 36993
kNelson (kNelson) 4534
kPhonetic (kPhonetic) 101 176A
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+2682+155.7.0
Radical Stroke Count (KangXi) (kRSKangXi) 155.0
Radical Stroke Count (Unicode) (kRSUnicode) 155.0
kSBGY (kSBGY) 518.03
Semantic Variant (kSemanticVariant) 𤆍
kTaiwanTelegraph (kTaiwanTelegraph) 6375
kTang (kTang) *chiɛk
Stroke Number (kTotalStrokes) 7
kVietnamese (kVietnamese) xích
kXerox (kXerox) 251:061
kXHC1983 (kXHC1983) 0145.060:chì
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) 赤
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) 赤
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)