U+542F 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 open; begin, commence; explain. Its Pīnyīn pronunciation is q.

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+542F behaves as Ideographic regarding line breaks. It has type OLetter for sentence and Other for word breaks. The Grapheme Cluster Break is Any.


System Representation
UTF-8 E5 90 AF
UTF-16 54 2F
UTF-32 00 00 54 2F
URL-Quoted %E5%90%AF
HTML-Escape 启
Wrong windows-1252 Mojibake 启
Pīnyīn q
IRG_GSource G0-4674
IRG_HSource H-FB
IRG_JSource J1-346B
IRG_KPSource KP1-394
IRG_KSource K2-2647
IRG_TSource T3-2524
CNS1986 E-2524
CNS1992 3-2524
GB0 3884
Jis1 2075
KPS1 3948
MainlandTelegraph 0796


Complete Record

Property Value
Age (age) 1.1
Unicode Name (na) CJK UNIFIED IDEOGRAPH-542F
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) 启
Lowercase (Lower)
Simple Lowercase Mapping (slc) 启
Lowercase Mapping (lc) 启
Uppercase (Upper)
Simple Uppercase Mapping (suc) 启
Uppercase Mapping (uc) 启
Simple Titlecase Mapping (stc) 启
Titlecase Mapping (tc) 启
Case Folding (cf) 启
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 启
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) 启
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) AG
kIRG_GSource (kIRG_GSource) G0-4674
kIRG_HSource (kIRG_HSource) H-FB
kIRG_JSource (kIRG_JSource) J1-346B
kIRG_KPSource (kIRG_KPSource) KP1-394
kIRG_KSource (kIRG_KSource) K2-2647
kIRG_TSource (kIRG_TSource) T3-2524
kIRGDaeJaweon (kIRGDaeJaweon) 0396.070
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 03357
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10594.100
kIRGKangXi (kIRGKangXi) 0178.210
kCangjie (kCangjie) ISR
kCantonese (kCantonese) kai2
kCihaiT (kCihaiT) 263.302
kCNS1986 (kCNS1986) E-2524
kCNS1992 (kCNS1992) 3-2524
kDaeJaweon (kDaeJaweon) 0396.070
Unihan Definition (kDefinition) open; begin, commence; explain
kEACC (kEACC) 3F424F
kFourCornerCode (kFourCornerCode) 3026
kGB0 (kGB0) 3884
kGSR (kGSR) 0588a
kHanYu (kHanYu) 10594.100
kHanyuPinlu (kHanyuPinlu) qǐ(60)
kHanyuPinyin (kHanyuPinyin) 10594.100:qǐ
kJapaneseKun (kJapaneseKun) HIRAKU
kJapaneseOn (kJapaneseOn) KEI
kJis1 (kJis1) 2075
kKangXi (kKangXi) 0178.210
kKarlgren (kKarlgren) 336
kKorean (kKorean) KYEY
kKPS1 (kKPS1) 3948
kMainlandTelegraph (kMainlandTelegraph) 0796
kMandarin (kMandarin)
kMorohashi (kMorohashi) 03357
kPhonetic (kPhonetic) 563
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+21253+30.3.4 C+21253+63.4.3
Radical Stroke Count (KangXi) (kRSKangXi) 30.4
Radical Stroke Count (Unicode) (kRSUnicode) 30.4
kSBGY (kSBGY) 269.50
Stroke Number (kTotalStrokes) 7
Traditional Variant (kTraditionalVariant) 啟
kXHC1983 (kXHC1983) 0898.130:qǐ
z Variant (kZVariant) 啓
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) 启
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) 启
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)