diff --git a/AlgebraicDataflowArchitectureModel/src/graphicalrefactor/editor/Editor.java b/AlgebraicDataflowArchitectureModel/src/graphicalrefactor/editor/Editor.java
index 2c45b8d..65cf2f4 100644
--- a/AlgebraicDataflowArchitectureModel/src/graphicalrefactor/editor/Editor.java
+++ b/AlgebraicDataflowArchitectureModel/src/graphicalrefactor/editor/Editor.java
@@ -225,10 +225,10 @@
 				File file = new File(curFilePath);
 				String extension = "";
 				if(file != null && file.exists()) {
-					//�t�@�C�������擾
+					// get file's name
 					String name = file.getName();
 
-					//�g���q���擾
+					// get file's extention
 					extension = name.substring(name.lastIndexOf("."));
 				}
 				if(extension.contains(".model")) {