U+FE5F "﹟" Small Number Sign Unicode Character

U+FE5F "﹟" Small Number Sign is a small variant of the standard number sign or hash symbol, often used in typography and formatting contexts where a more compact or vertically compressed version of the character is desired, particularly in vertical text or narrow CJK (Chinese, Japanese, and Korean) font layouts. It belongs to the Compatibility Forms block, which includes small forms of punctuation and symbols designed to match the proportions of East Asian ideographs, and it is typically employed in technical notation, such as indicating numbers in titles or listings, or as a prefix for ordinal labels.

General Properties

Code Point	U+FE5F
Version Added	1.1
Name	Small Number Sign
Block	Small Form Variants
General Category	Other Punctuation
Canonical Combining Class	Not Reordered
Bidirectional Class	European Terminator
Decomposition Type	Small
Decomposition Mapping	"#" U+0023 Number Sign

Encodings

HTML Decimal Encoding	﹟
HTML Hex Encoding	﹟
UTF-8 Encoding	0xEF 0xB9 0x9F
UTF-16 Encoding	0xFE5F
UTF-32 Encoding	0x0000FE5F
C/C++/Java Escape	\ufe5f

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Ideographic
East Asian Width	Wide
Changes When NFKC Casefolded	Yes
NFKC Casefold	"#" U+0023 Number Sign
NFKC Simple Casefold	"#" U+0023 Number Sign
Script	Common
Script Extensions	Common
Indic Syllabic Category	Other
Vertical Orientation	Upright
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Other
Sentence Break	Other