U+7121 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 negative, no, not; lack, have no. Its Pīnyīn pronunciation is w.

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+7121 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:

The Japanese and Korean term mu (Japanese: 無; Korean: 무) or Chinese (traditional Chinese: 無; simplified Chinese: 无) meaning "not have; without" is a key word in Buddhism, especially the Chan and Zen traditions.


System Representation
UTF-8 E7 84 A1
UTF-16 71 21
UTF-32 00 00 71 21
URL-Quoted %E7%84%A1
HTML-Escape 無
Wrong windows-1252 Mojibake 無
Encoding: EUC-KR (hex bytes) D9 ED
Encoding: JIS0208 (hex bytes) CC B5
Pīnyīn w
IRG_GSource G1-4E5E
IRG_HSource HB1-
IRG_JSource J0-4C35
IRG_KSource K0-596D
IRG_TSource T1-6052
IRG_VSource V1-5E2
BigFive B54C
CCCII 214966
CNS1986 1-6052
CNS1992 1-6052
EACC 214966
GB1 4662
Jis0 4421
KSC0 5777
TaiwanTelegraph 3541
Xerox 241:314

Related Characters

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Complete Record

Property Value
Age (age) 1.1
Unicode Name (na) CJK UNIFIED IDEOGRAPH-7121
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) 無
Lowercase (Lower)
Simple Lowercase Mapping (slc) 無
Lowercase Mapping (lc) 無
Uppercase (Upper)
Simple Uppercase Mapping (suc) 無
Uppercase Mapping (uc) 無
Simple Titlecase Mapping (stc) 無
Titlecase Mapping (tc) 無
Case Folding (cf) 無
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 無
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) 無
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) G1-4E5E
kIRG_HSource (kIRG_HSource) HB1-
kIRG_JSource (kIRG_JSource) J0-4C35
kIRG_KPSource (kIRG_KPSource) KP0-DBD
kIRG_KSource (kIRG_KSource) K0-596D
kIRG_TSource (kIRG_TSource) T1-6052
kIRG_VSource (kIRG_VSource) V1-5E2
kIRGDaeJaweon (kIRGDaeJaweon) 1081.240
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 19113
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 32211.150
kIRGKangXi (kIRGKangXi) 0673.260
kBigFive (kBigFive) B54C
kCangjie (kCangjie) OTF
kCantonese (kCantonese) mou4
kCCCII (kCCCII) 214966
kCihaiT (kCihaiT) 848.204
kCNS1986 (kCNS1986) 1-6052
kCNS1992 (kCNS1992) 1-6052
kCowles (kCowles) 2711
kDaeJaweon (kDaeJaweon) 1081.240
Unihan Definition (kDefinition) negative, no, not; lack, have no
kEACC (kEACC) 214966
kFenn (kFenn) 259A
kFennIndex (kFennIndex) 606.01 607.01
kFourCornerCode (kFourCornerCode) 8033.1
kFrequency (kFrequency) 1
kGB1 (kGB1) 4662
kGradeLevel (kGradeLevel) 4
kGSR (kGSR) 0103a
kHangul (kHangul)
kHanYu (kHanYu) 32211.150
kHanyuPinlu (kHanyuPinlu) wú(1997)
kHanyuPinyin (kHanyuPinyin) 32211.150:wú,mó
kHKGlyph (kHKGlyph) 2398
kJapaneseKun (kJapaneseKun) NAI NAKARE
kJapaneseOn (kJapaneseOn) MU BU
kJis0 (kJis0) 4421
kKangXi (kKangXi) 0673.260
kKorean (kKorean) MWU
kKSC0 (kKSC0) 5777
kLau (kLau) 2163
kMandarin (kMandarin)
kMatthews (kMatthews) 7180
kMeyerWempe (kMeyerWempe) 1841
kMorohashi (kMorohashi) 19113
kNelson (kNelson) 2773
kPhonetic (kPhonetic) 914
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+3777+86.4.8
Radical Stroke Count (KangXi) (kRSKangXi) 86.8
Radical Stroke Count (Unicode) (kRSUnicode) 86.8
kSBGY (kSBGY) 072.30
Semantic Variant (kSemanticVariant) 无橆
Simplified Variant (kSimplifiedVariant) 无
kTaiwanTelegraph (kTaiwanTelegraph) 3541
kTang (kTang) *mio
Stroke Number (kTotalStrokes) 12
kVietnamese (kVietnamese)
kXerox (kXerox) 241:314
kXHC1983 (kXHC1983) 0799.061:mó 1212.051:wú
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) 無
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) 無
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)