Index: ruby-romkan/romkan.rb
===================================================================
--- ruby-romkan.orig/romkan.rb	2011-04-11 17:39:27.000000000 +0900
+++ ruby-romkan/romkan.rb	2012-06-11 17:25:36.069058428 +0900
@@ -1,3 +1,4 @@
+# -*- encoding: euc-jp -*-
 #
 # Ruby/Romkan - a Romaji <-> Kana conversion library for Ruby.
 #
