U+0481 "ҁ" Cyrillic Small Letter Koppa Unicode Character

U+0481 "ҁ" Cyrillic Small Letter Koppa is a historical Cyrillic letter derived from the Greek letter Koppa, and it was used in early Cyrillic alphabets primarily to represent the number 90, rather than a distinct phonetic sound. In modern contexts, this character is considered archaic and is rarely employed in living languages, though it has significance in paleography and the study of Church Slavonic texts. It is part of the Cyrillic Extended A block and has an uppercase variant at U+0480, reflecting its typographic pair for use in specialized historical or liturgical printing.

General Properties

Code Point	U+0481
Version Added	1.1
Name	Cyrillic Small Letter Koppa
Block	Cyrillic
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right

Encodings

HTML Decimal Encoding	ҁ
HTML Hex Encoding	ҁ
UTF-8 Encoding	0xD2 0x81
UTF-16 Encoding	0x0481
UTF-32 Encoding	0x00000481
C/C++/Java Escape	\u0481

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	Alphabetic
Lowercase	Yes
Simple Uppercase Code Point	"Ҁ" U+0480 Cyrillic Capital Letter Koppa
Simple Titlecase Code Point	"Ҁ" U+0480 Cyrillic Capital Letter Koppa
Uppercase Code Point	"Ҁ" U+0480 Cyrillic Capital Letter Koppa
Titlecase Code Point	"Ҁ" U+0480 Cyrillic Capital Letter Koppa
Cased	Yes
Changes When Casemapped	Yes
Changes When Titlecased	Yes
Changes When Uppercased	Yes
Script	Cyrillic
Script Extensions	Cyrillic
Indic Syllabic Category	Other
ID Start	Yes
XID Start	Yes
ID Continue	Yes
XID Continue	Yes
Alphabetic	Yes
Vertical Orientation	Rotated
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Alphabetic letter
Sentence Break	Lower