Halfwidth Katakana Hiragana Prolonged Sound Mark

Copy and paste the halfwidth katakana hiragana prolonged sound mark symbol (U+FF70) instantly. Part of the Halfwidth and Fullwidth Forms Unicode block.

Works everywhere: websites, documents, social media, code editors

Character Codes

UnicodeU+FF70
HTML Entityー
CSS Code\FF70
JavaScript\u{FF70}
Decimalー

About This Symbol

Name
Halfwidth Katakana Hiragana Prolonged Sound Mark
Code Point
U+FF70

The Halfwidth Katakana Hiragana Prolonged Sound Mark () is a Unicode character assigned to the Halfwidth and Fullwidth Forms block at code point U+FF70. This block contains characters used across a variety of applications including technical documentation, web development, mathematical notation, and everyday digital communication. The halfwidth katakana hiragana prolonged sound mark symbol can be inserted directly into text or referenced through its HTML entity, CSS code, or JavaScript escape sequence for use in websites and applications.

How to Use

  • 1.Click "Copy Symbol" above to copy to your clipboard
  • 2.Paste it anywhere with Ctrl+V (or Cmd+V on Mac)
  • 3.Or use the HTML entity ー in your code
  • 4.For CSS, use \FF70 with the content property

Understanding Halfwidth Katakana Hiragana Prolonged Sound Mark

Among the characters in the Halfwidth and Fullwidth Forms block, the halfwidth katakana hiragana prolonged sound mark (ー) at U+FF70 fills a specific niche. Its inclusion in the Unicode standard reflects real-world demand for this particular symbol in digital text, enabling authors and developers to reference it unambiguously.

The hexadecimal value FF70 places this character at decimal position 65392 in the Unicode table. In UTF-8, it is encoded in three bytes, which affects storage considerations when this character appears frequently in a document. For web use, the HTML entity ー provides a reliable fallback when direct character insertion is not possible.

Known by its descriptive name referencing "halfwidth katakana," this character serves a specific role that generic symbols cannot fill. It appears in specialized typography, technical standards, and digital content where precision in symbol choice directly affects meaning or layout.

Related Characters from Halfwidth and Fullwidth Forms