U+31EF IDEOGRAPHIC DESCRIPTION CHARACTER SUBTRACTION

The Unicode character U+31EF, officially named IDEOGRAPHIC DESCRIPTION CHARACTER SUBTRACTION, was introduced in Unicode version 15.1. It is part of the CJK Strokes block, which belongs to the Basic Multilingual plane.

Categorized technically as a Other Symbol, this character typically falls under the Common script. In terms of text layout and rendering, the glyph is not a 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.