U+1F46F was added to Unicode in version 6.0 (2010). It belongs to the block Miscellaneous Symbols and Pictographs in the Supplementary Multilingual Plane.
The glyph is not a composition. It has a Neutral East Asian Width. In bidirectional context it acts as Other Neutral and is not mirrored. In text U+1F46F behaves as Ideographic regarding line breaks. It has type Other for sentence and Other for word breaks. The Grapheme Cluster Break is Any.