1. reads input from files, not from the command-line string,
2. supports JIS X 0208
,, ,,,;,,,;,,, ;
'; ' ' ;'''''''''''';
,, ;''';'''; ' ,,,,,,,,,, '
'; ;,,,;,,,; ,;'
, ,,,,;,,,, ,,,,,,,;;,,,,,,,
,; ,,,,,;,,,,, ;
,; ,; ;, ;
,; ,,;' ';,, ,,;
(kanji) characters, and
3. supports decoding MIME encoded ISO-2022-JP strings.
If you are on X11, the "nil2" font is your friend. :-)