Source: Noto CJK

U+3006 Ideographic Closing Mark

U+3006 was added to Unicode in version 1.1 (1993). It belongs to the block U+3000 to U+303F CJK Symbols and Punctuation in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Other Letter and is commonly used, that is, in no specific script. It is also used in the script Han.

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+3006 behaves as Ideographic regarding line breaks. It has type Other Letter for sentence and Other for word breaks. The Grapheme Cluster Break is Any.

The Wikipedia has the following information about this codepoint:

This article lists Japanese typographic symbols that are not included in kana or kanji groupings. The usages of these symbols are unique and specific.

Representations

System	Representation
Nº	12294
UTF-8	E3 80 86
UTF-16	30 06
UTF-32	00 00 30 06
URL-Quoted	%E3%80%86
HTML hex reference	〆
Wrong windows-1252 Mojibake	ã€†
Encoding: JIS0208 (hex bytes)	A1 BA
Adobe Glyph List	ideographicclose
digraph	;_

Elsewhere

Complete Record

Property	Value
Age	1.1 (1993)
Unicode Name	IDEOGRAPHIC CLOSING MARK
Unicode 1 Name	—
Block	CJK Symbols and Punctuation
General Category	Other Letter
Script	Common
Bidirectional Category	Left To Right
Combining Class	Not Reordered
Decomposition Type	None
Decomposition Mapping	Ideographic Closing Mark
Lowercase	✘
Simple Lowercase Mapping	Ideographic Closing Mark
Lowercase Mapping	Ideographic Closing Mark
Uppercase	✘
Simple Uppercase Mapping	Ideographic Closing Mark
Uppercase Mapping	Ideographic Closing Mark
Simple Titlecase Mapping	Ideographic Closing Mark
Titlecase Mapping	Ideographic Closing Mark
Case Folding	Ideographic Closing Mark
ASCII Hex Digit	✘
Alphabetic	✔
Bidi Control	✘
Bidi Mirrored	✘
Composition Exclusion	✘
Case Ignorable	✘
Changes When Casefolded	✘
Changes When Casemapped	✘
Changes When NFKC Casefolded	✘
Changes When Lowercased	✘
Changes When Titlecased	✘
Changes When Uppercased	✘
Cased	✘
Full Composition Exclusion	✘
Default Ignorable Code Point	✘
Dash	✘
Deprecated	✘
Diacritic	✘
Emoji Modifier Base	✘
Emoji Component	✘
Emoji Modifier	✘
Emoji Presentation	✘
Emoji	✘
Extender	✘
Extended Pictographic	✘
FC NFKC Closure	Ideographic Closing Mark
Grapheme Cluster Break	Any
Grapheme Base	✔
Grapheme Extend	✘
Grapheme Link	✘
Hex Digit	✘
Hyphen	✘
ID Continue	✔
ID Start	✔
IDS Binary Operator	✘
IDS Trinary Operator and	✘
Ideographic	✔
Indic Mantra Category	—
Indic Positional Category	NA
Indic Syllabic Category	Other
Jamo Short Name	—
Join Control	✘
Logical Order Exception	✘
Math	✘
Noncharacter Code Point	✘
NFC Quick Check	Yes
NFD Quick Check	Yes
NFKC Casefold	Ideographic Closing Mark
NFKC Quick Check	Yes
NFKD Quick Check	Yes
Other Alphabetic	✘
Other Default Ignorable Code Point	✘
Other Grapheme Extend	✘
Other ID Continue	✘
Other ID Start	✘
Other Lowercase	✘
Other Math	✘
Other Uppercase	✘
Prepended Concatenation Mark	✘
Pattern Syntax	✘
Pattern White Space	✘
Quotation Mark	✘
Regional Indicator	✘
Radical	✘
Sentence Break	Other Letter
Soft Dotted	✘
Sentence Terminal	✘
Terminal Punctuation	✘
Unified Ideograph	✘
Variation Selector	✘
Word Break	Other
White Space	✘
XID Continue	✔
XID Start	✔
Expands On NFC	✘
Expands On NFD	✘
Expands On NFKC	✘
Expands On NFKD	✘
Bidi Paired Bracket	Ideographic Closing Mark
Bidi Paired Bracket Type	None
East Asian Width	Wide
Hangul Syllable Type	Not Applicable
ISO 10646 Comment	—
Joining Group	No_Joining_Group
Joining Type	Non Joining
Line Break	Ideographic
Numeric Type	None
Numeric Value	not a number
Simple Case Folding	Ideographic Closing Mark
Script Extension	Han
Vertical Orientation	U