Katakana Letter O

U+30AA
BMP Unicode 1.1
Character
Decimal オ
Hex オ

Classification

Unicode properties assigned to this character by the Unicode Consortium. The codepoint is its unique numeric identifier. Category, block, and script determine how text systems render and process it.

Codepoint
U+30AA
Decimal
12458
Plane
BMP — Basic Multilingual Plane
Category
Other Letter (Lo)
Script
Katakana
Bidi class
L Left-to-Right
East Asian Width
W Wide
Properties
Alphabetic ID Start ID Continue

Encodings & Escape Sequences

Every Unicode character can be represented in multiple ways depending on context. HTML entities let you embed it safely in web pages. UTF-8 bytes are what gets stored on disk and sent over the network. Escape sequences let you reference it in source code without pasting the raw glyph. All formats below refer to the same character — Katakana Letter O.

Click the copy icon to copy any value.

Format Value
HTML Decimal
オ
HTML Hex
オ
UTF-8 Hex Bytes
E3 82 AA
UTF-16 Hex Bytes
30 AA
UTF-32 Hex
000030AA
CSS Escape
\30AA
JavaScript Escape
\u30AA
Python Escape
\u30AA
URL Encoded
%E3%82%AA
Have a string containing this character? Decode it to see every codepoint. UnicodeDecoder →

Characters That Include This

These characters decompose to a sequence that includes Katakana Letter O as a component. They are effectively precomposed versions or compounds built on this base character.