U+FF6B "ォ" Halfwidth Katakana Letter Small O Unicode Character

Unicode Version 17.0

U+FF6B "ォ" Halfwidth Katakana Letter Small O is a typographic variant of the fullwidth small katakana character "ォ" used primarily in Japanese writing, where it appears in a halfwidth form that takes up half the width of a standard fullwidth character, a style commonly employed in older computer systems, text terminals, and certain legacy encoding formats like Shift JIS for efficiency in monospaced environments. This character represents a contracted sound in katakana, often used in loanwords or phonetic transcriptions to create combinations like "フォ" (fo) when paired with a preceding consonant character, and its inclusion in Unicode ensures compatibility with historical and East Asian text where space-constrained or halfwidth formatting is required.

General Properties

Code Point U+FF6B
Version Added 1.1
Name Halfwidth Katakana Letter Small O
Block Halfwidth and Fullwidth Forms
General Category Other Letter
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right
Decomposition Type Narrow
Decomposition Mapping "ォ" U+30A9 Katakana Letter Small O

Encodings

HTML Decimal Encoding ォ
HTML Hex Encoding ォ
UTF-8 Encoding 0xEF 0xBD 0xAB
UTF-16 Encoding 0xFF6B
UTF-32 Encoding 0x0000FF6B
C/C++/Java Escape \uff6b

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
Numeric Type None
Numeric Value NaN
Line Break Conditional Japanese Starter
East Asian Width Halfwidth
Changes When NFKC Casefolded Yes
NFKC Casefold "ォ" U+30A9 Katakana Letter Small O
NFKC Simple Casefold "ォ" U+30A9 Katakana Letter Small O
Script Katakana
Script Extensions Katakana
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 Katakana
Sentence Break OLetter