From: Chris Jacobs (email@example.com)
Date: Mon Aug 11 2003 - 20:56:42 EDT
> Fullwidth characters are used for backward compatibility with CJK
> sets, which have a notion of "fullwidth" and "halfwidth" characters.
> Fullwidth characters are the same width as individual CJK characters and
> fit into a uniform square grid. They should not be used except for
But note that the notion of "fullwidth" (zenkaku) and "halfwidth" (hankaku)
in CJK character sets is different from what is called "fullwidth" and
"halfwidth" in Unicode.
I think for Japanese Katakana you should use the "fullwidth" (in CJK
character sets sense) and not the "halfwidth" (in all three senses).
There was a nice explanation of this by Asmus Freytag on the CD-ROM which
came with Unicode 3.0
This is supposed to be online as
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