U+215F FRACTION NUMERATOR ONE

The Unicode character U+215F, officially named FRACTION NUMERATOR ONE, was introduced in Unicode version 1.1. It is part of the Number Forms block, which belongs to the Basic Multilingual plane.

Categorized technically as a Other Number, this character typically falls under the Common script. In terms of text layout and rendering, the glyph is Unknown and has no designated width 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.