U+8158 "腘" CJK Unified Ideograph-# Unicode Character

U+8158 "腘" CJK Unified Ideograph-# is a Chinese character used in written Chinese, specifically as part of the CJK (Chinese, Japanese, Korean) unified ideograph set. It represents the meaning of "popliteal" or "behind the knee," referring to the hollow area at the back of the knee joint, and is commonly found in anatomical or medical contexts within East Asian languages. Its structure combines the "flesh" or "body part" radical (月) with the phonetic component "国," indicating both its semantic field and pronunciation.

General Properties

Code Point	U+8158
Version Added	1.1
Name	CJK Unified Ideograph-#
Block	CJK Unified Ideographs
General Category	Other Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right

Encodings

HTML Decimal Encoding	腘
HTML Hex Encoding	腘
UTF-8 Encoding	0xE8 0x85 0x98
UTF-16 Encoding	0x8158
UTF-32 Encoding	0x00008158
C/C++/Java Escape	\u8158

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
NFKC Quick Check	Yes
NFKD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Ideographic
East Asian Width	Wide
Script	Han
Script Extensions	Han
Indic Syllabic Category	Other
ID Start	Yes
XID Start	Yes
ID Continue	Yes
XID Continue	Yes
Alphabetic	Yes
Vertical Orientation	Upright
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Other
Sentence Break	OLetter
Ideographic	Yes
Unified Ideograph	Yes

Unihan Properties

kCCCII	287975
kCangjie	BWMI
kCantonese	gwok3
kDefinition	hollow
kFourCornerCode	7620.0
kGB8	9253
kHanYu	32087.050
kIRGHanyuDaZidian	32087.050
kIRGKangXi	0987.231
kIRG_GSource	G8-7C55
kIRG_JSource	JMJ-021126
kIRG_TSource	T6-435A
kJapanese	カク キャク
kTGH	2013:7401
kJapaneseKun	HIKAGAMI
kJapaneseOn	KAKU KYAKU KOKU
kKangXi	0987.231
kMainlandTelegraph	5226
kMandarin	guó
kMojiJoho	MJ021126
kMorohashi	29548
kRSUnicode	130.8
kSMSZD2003Index	558.03
kTGHZ2013	126.110:guó
kTotalStrokes	12
kTraditionalVariant	"膕" U+8195 CJK Unified Ideograph-#
kUnihanCore2020	G
kXHC1983	0426.040:guó