Tuesday, June 5, 2018

katakana - Why does Unicode have code points for MANSYON, APAATO and such?



In Unicode, there are many characters named like "SQUARE APAATO" which look like this ㌀ - a number of katakana characters arranged in a square.


The full list is here: http://www.fileformat.info/info/unicode/block/cjk_compatibility/images.htm


Why do these characters exist, and how are they used? It feels like some of them are currency signs (doru, koruna) but I have no idea about the rest.




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