Decomposition Type - Wide
Wide is a specific value in the decomposition type field, indicating that a character is a fullwidth or wide variant of a base character, typically used in East Asian typography. This value marks characters that have been decomposed from their narrow, halfwidth counterparts to occupy a wider visual square, often for vertical text or to align with CJK (Chinese, Japanese, and Korean) ideographs. The wide value applies to characters like fullwidth Latin letters, digits, punctuation, and symbols that were derived from their ASCII equivalents, ensuring consistent spacing and readability in mixed-script text. When a character has this decomposition type, it means its preferred form is the wider version, though the mapping back to the original narrow character is preserved for normalization and compatibility purposes. This helps software render text correctly without losing information about the alternate narrow form.