Index: misc/findsimplified.pl
===================================================================
--- misc/findsimplified.pl	(revision 44957a510ad53e49bca2c5bb9a5af704bce9f820)
+++ misc/findsimplified.pl	(revision 8d17d4e812ac296d7e1697c18a2bf8e4a03ad823)
@@ -20,7 +20,10 @@
     
     $str = $utf8->decode($str);
-    my $jtext = $ck->conv_c2j($str);
-    if ($str ne $jtext) {
-        return $utf8->encode($jtext);
+    my $sjis = encode("cp932", $str, Encode::FB_HTMLCREF);
+    if ($sjis =~ /&#\d{4,};/) {
+        my $jtext = $ck->conv_c2j($str);
+        if ($str ne $jtext) {
+            return $utf8->encode($jtext);
+        }
     }