Home U+3200 to U+32FF Enclosed CJK Letters and Months
Glyph for U+3280
Source: Noto CJK

U+3280 Circled Ideograph One

U+3280 was added in Unicode version 1.1 in 1993. It belongs to the block U+3200 to U+32FF Enclosed CJK Letters and Months in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Other Number and is commonly used, that is, in no specific script. It is also used in the script Han. The codepoint has the numeric value 1. The character is also known as maru-iti and symbol of unification.

The glyph is a circle version of the glyph Glyph for U+4E00 CJK Unified Ideograph-4E00. Its East Asian Width is wide. In bidirectional text it is written from left to right. When changing direction it is not mirrored. U+3280 offers a line break opportunity at its position, except in some numeric contexts.

Representations

System Representation
Nº 12928
UTF-8 E3 8A 80
UTF-16 32 80
UTF-32 00 00 32 80
URL-Quoted %E3%8A%80
HTML hex reference ㊀
Wrong windows-1252 Mojibake ㊀
alias maru-iti
alias symbol of unification
Encoding: GB18030 (hex bytes) 81 39 C9 37

Elsewhere

Complete Record

Property Value
Age (age) 1.1 (1993)
Unicode Name (na) CIRCLED IDEOGRAPH ONE
Unicode 1 Name (na1) —
Block (blk) Enclosed CJK Letters and Months
General Category (gc) Other Number
Script (sc) Common
Bidirectional Category (bc) Left To Right
Combining Class (ccc) Not Reordered
Decomposition Type (dt) circle
Decomposition Mapping (dm) Glyph for U+4E00 CJK Unified Ideograph-4E00
Lowercase (Lower) ✘
Simple Lowercase Mapping (slc) Glyph for U+3280 Circled Ideograph One
Lowercase Mapping (lc) Glyph for U+3280 Circled Ideograph One
Uppercase (Upper) ✘
Simple Uppercase Mapping (suc) Glyph for U+3280 Circled Ideograph One
Uppercase Mapping (uc) Glyph for U+3280 Circled Ideograph One
Simple Titlecase Mapping (stc) Glyph for U+3280 Circled Ideograph One
Titlecase Mapping (tc) Glyph for U+3280 Circled Ideograph One
Case Folding (cf) Glyph for U+3280 Circled Ideograph One
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+3280 Circled Ideograph One
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) ✘
Modifier Combining Mark (MCM) ✘
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+4E00 CJK Unified Ideograph-4E00
NFKC Quick Check (NFKC_QC) No
NFKC_SCF (NFKC_SCF) Glyph for U+4E00 CJK Unified Ideograph-4E00
NFKD Quick Check (NFKD_QC) No
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
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+3280 Circled Ideograph One
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) numeric
Numeric Value (nv) 1
Simple Case Folding (scf) Glyph for U+3280 Circled Ideograph One
Script Extension (scx) Han
Vertical Orientation (vo) U