U+4E5A 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 hidden, mysterious, secret; to conceal; small; minute. Its Pīnyīn pronunciation is yǐn.

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. The glyph can, under circumstances, be confused with 2 other glyphs. In text U+4E5A 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:

Radical 5 meaning "second" is one of six of the 214 Kangxi radicals that are composed of only one stroke. In the ancient Chinese cyclic character numeral system tiāngān, 乙 represents the second Celestial stem.

In the Kangxi Dictionary there are 42 characters (out of 40,000) to be found under this radical.


System Representation
UTF-8 E4 B9 9A
UTF-16 4E 5A
UTF-32 00 00 4E 5A
URL-Quoted %E4%B9%9A
HTML-Escape 乚
Wrong windows-1252 Mojibake 乚
Pīnyīn yǐn
IRG_GSource GE-2132
IRG_HSource H-C8
IRG_JSource J4-212F
IRG_TSource T4-2124
JIS0213 2,01,15
Jis1 1620

Related Characters


  • ⺃
  • ㇟


Complete Record

Property Value
Age (age) 1.1
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) 乚
Lowercase (Lower)
Simple Lowercase Mapping (slc) 乚
Lowercase Mapping (lc) 乚
Uppercase (Upper)
Simple Uppercase Mapping (suc) 乚
Uppercase Mapping (uc) 乚
Simple Titlecase Mapping (stc) 乚
Titlecase Mapping (tc) 乚
Case Folding (cf) 乚
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 乚
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) 乚
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
kIRG_GSource (kIRG_GSource) GE-2132
kIRG_HSource (kIRG_HSource) H-C8
kIRG_JSource (kIRG_JSource) J4-212F
kIRG_TSource (kIRG_TSource) T4-2124
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 00163
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10048.041
kIRGKangXi (kIRGKangXi) 0083.170
kCangjie (kCangjie) XU
kCantonese (kCantonese) jan2 jyut3
Unihan Definition (kDefinition) hidden, mysterious, secret; to conceal; small; minute
kHanYu (kHanYu) 10048.041
kJapaneseKun (kJapaneseKun) KAKURERU
kJapaneseOn (kJapaneseOn) IN ON
kJIS0213 (kJIS0213) 2,01,15
kJis1 (kJis1) 1620
kKangXi (kKangXi) 0083.170
kMandarin (kMandarin) yǐn
kMatthews (kMatthews) 7448
kMorohashi (kMorohashi) 00163
kPhonetic (kPhonetic) 1634
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+14305+5.1.0
Radical Stroke Count (KangXi) (kRSKangXi) 5.0
Radical Stroke Count (Unicode) (kRSUnicode) 5.0
Semantic Variant (kSemanticVariant) 隱
Stroke Number (kTotalStrokes) 1
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) 乚
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) 乚
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)