U+F9D7 "輪" CJK Compatibility Ideograph-# Unicode Character

U+F9D7 "輪" CJK Compatibility Ideograph-# is a compatibility ideograph from the CJK (Chinese, Japanese, and Korean) block, specifically representing a variant form of the character "輪" (meaning "wheel," "ring," or "circle"). It was encoded primarily to preserve the appearance or exact shape of a character from pre-existing legacy character sets, such as those used in older East Asian computing systems, to enable faithful round-trip conversion between modern Unicode and older standards. As a compatibility ideograph, it is generally considered duplicative of the unified CJK character U+8F2A "輪," and its use is discouraged in modern text in favor of the standard unified form, though it remains valid and present in Unicode specifically for historical and interoperability purposes.

General Properties

Code Point	U+F9D7
Version Added	1.1
Name	CJK Compatibility Ideograph-#
Block	CJK Compatibility Ideographs
General Category	Other Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Canonical
Decomposition Mapping	"輪" U+8F2A CJK Unified Ideograph-#

Encodings

HTML Decimal Encoding	輪
HTML Hex Encoding	輪
UTF-8 Encoding	0xEF 0xA7 0x97
UTF-16 Encoding	0xF9D7
UTF-32 Encoding	0x0000F9D7
C/C++/Java Escape	\uf9d7

Unicode Properties

Full Composition Exclusion	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Ideographic
East Asian Width	Wide
Changes When NFKC Casefolded	Yes
NFKC Casefold	"輪" U+8F2A CJK Unified Ideograph-#
NFKC Simple Casefold	"輪" U+8F2A CJK Unified Ideograph-#
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

Unihan Properties

kCompatibilityVariant	U+8F2A
kDefinition	wheel; revolve, turn; recur
kHangul	윤:0
kIRG_KSource	K0-6B4C
kKorean	YUN
kRSUnicode	159.8
kTotalStrokes	15