U+1F233 "🈳" Squared CJK Unified Ideograph-7A7A Unicode Character

U+1F233 "🈳" Squared CJK Unified Ideograph-7A7A is a square-shaped symbol from the Enclosed Ideographic Supplement block, representing the Chinese character 空 (kōng), which means "empty," "sky," "air," or "void." It is commonly used in Japanese and Chinese digital contexts as an emoji or typographic icon, often appearing on user interface buttons or labels to indicate an empty state, vacancy, or the concept of nothingness. Its squared enclosure distinguishes it as a stylized, compact ideograph suitable for use in menus, signs, or decorative text.