U+31AF "ㆯ" Bopomofo Letter Aunn Unicode Character

U+31AF "ㆯ" Bopomofo Letter Aunn is a phonetic symbol used in the Bopomofo (Zhuyin Fuhao) system, primarily for transliterating Taiwanese Hokkien and other Chinese dialects. Representing a nasalized vowel sound similar to a closed "ann" pronunciation, it is part of an extended set of Bopomofo characters that accommodate sounds not found in Standard Mandarin. This character is encoded in the Unicode block for Bopomofo Extended, which provides phonetic notation for linguistic studies, language education, and digital text representation of non-Mandarin Chinese languages.