Home CJK Unified Ideograph-81FE U+4E00 to U+9FFF CJK Unified Ideographs CJK Unified Ideograph-8200

Source: Noto CJK

U+81FF CJK Unified Ideograph-81FF

U+81FF was added in Unicode version 1.1 in 1993. It belongs to the block U+4E00 to U+9FFF CJK Unified Ideographs in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Other Letter and is mainly used in the Han script. The Unihan Database defines it as to separate the grain from the husk. Its Pīnyīn pronunciation is chā.

The glyph is not a composition. Its East Asian Width is wide. In bidirectional text it is written from left to right. When changing direction it is not mirrored. U+81FF offers a line break opportunity at its position, except in some numeric contexts.

Representations

System	Representation
Nº	33279
UTF-8	E8 87 BF
UTF-16	81 FF
UTF-32	00 00 81 FF
URL-Quoted	%E8%87%BF
HTML hex reference	臿
Wrong windows-1252 Mojibake	è‡¿
Pīnyīn	chā

Elsewhere

Complete Record

Property	Value
Age (age)	1.1 (1993)
Unicode Name (na)	CJK UNIFIED IDEOGRAPH-81FF
Unicode 1 Name (na1)	—
Block (blk)	CJK Unified Ideographs
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)	CJK Unified Ideograph-81FF
Lowercase (Lower)	✘
Simple Lowercase Mapping (slc)	CJK Unified Ideograph-81FF
Lowercase Mapping (lc)	CJK Unified Ideograph-81FF
Uppercase (Upper)	✘
Simple Uppercase Mapping (suc)	CJK Unified Ideograph-81FF
Uppercase Mapping (uc)	CJK Unified Ideograph-81FF
Simple Titlecase Mapping (stc)	CJK Unified Ideograph-81FF
Titlecase Mapping (tc)	CJK Unified Ideograph-81FF
Case Folding (cf)	CJK Unified Ideograph-81FF
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)	CJK Unified Ideograph-81FF
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)	✘
Math (Math)	✘
Noncharacter Code Point (NChar)	✘
NFC Quick Check (NFC_QC)	Yes
NFD Quick Check (NFD_QC)	Yes
NFKC Casefold (NFKC_CF)	CJK Unified Ideograph-81FF
NFKC Quick Check (NFKC_QC)	Yes
NFKC_SCF (NFKC_SCF)	CJK Unified Ideograph-81FF
NFKD Quick Check (NFKD_QC)	Yes
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 Letter
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)	CJK Unified Ideograph-81FF
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)	none
Numeric Value (nv)	not a number
Simple Case Folding (scf)	CJK Unified Ideograph-81FF
Script Extension (scx)
Vertical Orientation (vo)	U
Big Five Mapping (kBigFive)	D068
CCCII Mapping (kCCCII)	227A71
CNS 11643-1986 Mapping (kCNS1986)	2-2D2B
CNS 11643-1992 Mapping (kCNS1992)	2-2D2B
Cangjie Input Code (kCangjie)	HJHX
kCantonese (kCantonese)	caap3
kCihaiT (kCihaiT)	1112.603
kDaeJaweon (kDaeJaweon)	1460.030
Unihan Definition (kDefinition)	to separate the grain from the husk
kFourCornerCode (kFourCornerCode)	1077.7
kGB3 (kGB3)	6934
kGSR (kGSR)	0631a
kHanYu (kHanYu)	53038.020
kHanyuPinyin (kHanyuPinyin)	53038.020:chā
kIRGDaeJaweon (kIRGDaeJaweon)	1460.030
kIRGHanyuDaZidian (kIRGHanyuDaZidian)	53038.020
kIRGKangXi (kIRGKangXi)	1003.060
kIRG_GSource (kIRG_GSource)	G3-6542
kIRG_HSource (kIRG_HSource)	HB2-D068
kIRG_JSource (kIRG_JSource)	J14-755C
kIRG_KPSource (kIRG_KPSource)	KP1-6C4A
kIRG_KSource (kIRG_KSource)	K2-5642
kIRG_TSource (kIRG_TSource)	T2-2D2B
kJIS0213 (kJIS0213)	2,85,60
kJapanese (kJapanese)	ソウショウ
kJapaneseKun (kJapaneseKun)	USUJIKU
kJapaneseOn (kJapaneseOn)	SOU SHOU
kJis1 (kJis1)	5476
kKangXi (kKangXi)	1003.060
kMandarin (kMandarin)	chā
kMatthews (kMatthews)	112
kMojiJoho (kMojiJoho)	MJ021321 MJ021321:E0101 MJ021322:E0102
kMorohashi (kMorohashi)	30180 30180:E0101
kPhonetic (kPhonetic)	41
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6)	C+18449+51.3.6 C+18449+134.6.3
Radical Stroke Count (Unicode) (kRSUnicode)	134.3
kSBGY (kSBGY)	543.45
kSMSZD2003Index (kSMSZD2003Index)	565.13
Semantic Variant (kSemanticVariant)	U+9364
Stroke Number (kTotalStrokes)	9
UnihanCore2020 Set (kUnihanCore2020)	HMT
kXHC1983 (kXHC1983)	0112.011:chā