U+309B KATAKANA-HIRAGANA VOICED SOUND MARK

The Unicode character U+309B, officially named KATAKANA-HIRAGANA VOICED SOUND MARK, was introduced in Unicode version 1.1. It is part of the Hiragana block, which belongs to the Basic Multilingual plane.

Categorized technically as a Modifier Symbol, this character typically falls under the Common script. In terms of text layout and rendering, the glyph is a compatibility composition and has wide in East Asian typography. When placed in bidirectional text, it behaves as an Other Neutral character. Its visual representation remains not mirrored regardless of the reading direction.