Cjk Compatibility Ideograph-2f909 (U+2F909) is a Unicode other letter from the CJK Compatibility Ideographs Supplement block. It resides on Plane 2 (SIP, Supplementary Ideographic Plane), has bidirectional class L (left-to-right), is not mirrored, and has combining class 0 (Not Reordered). In HTML it can be written as 湮 or 湮. Because it is outside the Basic Multilingual Plane, proper font support is required; otherwise a fallback box may be shown.