and halfwidth versions of some other symbols such as circles. Only characters needed for lossless round trip to existing character sets were allocated, rather than (for instance) making a fullwidth version of every Latin accented character. Unicode assigns every code point an "East Asian width" property. This may be: Terminal emulators can use this property to decide whether a character should consume one or two "columns" when figuring out tabs and cursor position. In OpenType OpenType has the "fwid", "halt", "hwid", and "vhal" feature tags to be used for providing fullwidth or halfwidth form of a character. See also East Asian punctuation Em size – full width forms Enclosed Alphanumerics – bullet point sequences; some appear as fullwidth (e.g. ⒈,⓵,⑴,⒜,ⓐ) Han unification Hangul Jamo (Unicode block) Katakana (Unicode block) Latin script in Unicode References External links East Asian Width Unicode Standard Annex #11 Kana Halfwidth