U+FAB1 "缾" CJK Compatibility Ideograph-# Unicode Character

U+FAB1 "缾" CJK Compatibility Ideograph-# is a specialized character found in the CJK Compatibility Ideographs block, which was designed to represent a single unique Chinese character from a historical or proprietary character set, specifically to ensure compatibility when converting text from older standards or vendor-specific encodings into the Unicode system. This particular ideograph does not have a commonly known standalone meaning in modern Chinese or Japanese writing but exists as a mapping for a variant or unusual form that might appear in legacy documents. Because it is a compatibility character, its usage is generally discouraged for new content in favor of the more standard Unified CJK Ideographs, but it remains valuable for preserving the exact representation of text from certain aged digital sources or specialized databases.

General Properties

Code Point	U+FAB1
Version Added	4.1
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	"缾" U+7F3E CJK Unified Ideograph-#

Encodings

HTML Decimal Encoding	缾
HTML Hex Encoding	缾
UTF-8 Encoding	0xEF 0xAA 0xB1
UTF-16 Encoding	0xFAB1
UTF-32 Encoding	0x0000FAB1
C/C++/Java Escape	\ufab1

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	"缾" U+7F3E CJK Unified Ideograph-#
NFKC Simple Casefold	"缾" U+7F3E 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+7F3E
kIRG_KPSource	KP1-6873
kRSUnicode	121.6
kTotalStrokes	14