SHIFT_JIS_2004    186 ext/nkf/nkf-utf8/nkf.c     {SHIFT_JIS_2004,	"Shift_JIS-2004",	&NkfEncodingShift_JIS},
SHIFT_JIS_2004    243 ext/nkf/nkf-utf8/nkf.c     {"SHIFT_JIS-2004",		SHIFT_JIS_2004},
SHIFT_JIS_2004   1310 ext/nkf/nkf-utf8/nkf.c     case SHIFT_JIS_2004:
SHIFT_JIS_2004   1447 ext/nkf/nkf-utf8/nkf.c     case SHIFT_JIS_2004: