diff --git a/AlgebraicDataflowArchitectureModel/src/application/editor/Stage.java b/AlgebraicDataflowArchitectureModel/src/application/editor/Stage.java
index 664f8db..44ac06e 100644
--- a/AlgebraicDataflowArchitectureModel/src/application/editor/Stage.java
+++ b/AlgebraicDataflowArchitectureModel/src/application/editor/Stage.java
@@ -67,9 +67,9 @@
     }
 
     /**
-     * Enable or disable only the specified layer (layerNo)
+     * Enable or disable the specified layer (layerNo)
      */
-    public void setEnabledForLayer(final int layerNo, final boolean isEnable){
+    public void setLayerEnabled(final int layerNo, final boolean isEnable){
         mxCell rootCell = (mxCell) graph.getDefaultParent();
         if(rootCell == null) return;
         if(rootCell.getChildCount() <= 0) return;
@@ -79,9 +79,9 @@
     }
 
     /**
-     * After hiding all layers, show only the specified ones (argsOfLayers)
+     * Show the specified layers only (argsOfLayers)
      */
-    public void showOnlyLayer(final int... argsOfLayers){
+    public void showLayers(final int... argsOfLayers){
         mxCell rootCell = (mxCell) graph.getDefaultParent();
         if(rootCell == null) return;
         if(rootCell.getChildCount() <= 0) return;
diff --git a/AlgebraicDataflowArchitectureModel/src/application/editor/stages/PushPullSelectionStage.java b/AlgebraicDataflowArchitectureModel/src/application/editor/stages/PushPullSelectionStage.java
index 79382c5..b8f3bd2 100644
--- a/AlgebraicDataflowArchitectureModel/src/application/editor/stages/PushPullSelectionStage.java
+++ b/AlgebraicDataflowArchitectureModel/src/application/editor/stages/PushPullSelectionStage.java
@@ -38,7 +38,7 @@
         if (prevStage instanceof DataFlowModelingStage) {
             model = prevStage.getModel();
             dataFlowGraph = analyzeDataTransferModel(model);
-            showOnlyLayer(DATA_FLOW_LAYER);
+            showLayers(DATA_FLOW_LAYER);
         }
     }
 
diff --git a/AlgebraicDataflowArchitectureModel/src/application/views/FlowLayerWindow.java b/AlgebraicDataflowArchitectureModel/src/application/views/FlowLayerWindow.java
index e9d1b06..7cc743c 100644
--- a/AlgebraicDataflowArchitectureModel/src/application/views/FlowLayerWindow.java
+++ b/AlgebraicDataflowArchitectureModel/src/application/views/FlowLayerWindow.java
@@ -30,29 +30,29 @@
 
         stage = Editor.STAGE_PUSH_PULL_SELECTION;
 
-        //ボタンの追加
+        // Add check boxes.
         dataFlowCheckBox  = new JCheckBox("Data-Flow", false);
         pushFlowCheckBox = new JCheckBox("Push-Flow", true);
         pullFlowCheckBox   = new JCheckBox("Pull-Flow", true);
         dependencyCheckBox = new JCheckBox("Dependency", false);
 
-        // 各Viewにイベントハンドラを追加
+        // Add handlers to the check boxes.
         dataFlowCheckBox.addActionListener(new ActionListener() {
             @Override
             public void actionPerformed(ActionEvent e) {
-                stage.setEnabledForLayer(Stage.DATA_FLOW_LAYER, dataFlowCheckBox.isSelected());
+                stage.setLayerEnabled(Stage.DATA_FLOW_LAYER, dataFlowCheckBox.isSelected());
             }});
 
         pushFlowCheckBox.addActionListener(new ActionListener() {
             @Override
             public void actionPerformed(ActionEvent e) {
-                stage.setEnabledForLayer(Stage.PUSH_FLOW_LAYER, pushFlowCheckBox.isSelected());
+                stage.setLayerEnabled(Stage.PUSH_FLOW_LAYER, pushFlowCheckBox.isSelected());
             }});
 
         pullFlowCheckBox.addActionListener(new ActionListener() {
             @Override
             public void actionPerformed(ActionEvent e) {
-                stage.setEnabledForLayer(Stage.PULL_FLOW_LAYER, pullFlowCheckBox.isSelected());
+                stage.setLayerEnabled(Stage.PULL_FLOW_LAYER, pullFlowCheckBox.isSelected());
             }});
 
         dependencyCheckBox.addActionListener(new ActionListener() {
@@ -66,7 +66,7 @@
         pullFlowCheckBox.setEnabled(false);
         dependencyCheckBox.setEnabled(false);
 
-        // レイヤーのパネルレイアウトの初期化.
+        // Initialize the layer panel layout.
         Container panel = getContentPane();
         panel.setLayout(new GridLayout(/*low*/4, /*col*/1));
         panel.add(dataFlowCheckBox);
@@ -81,7 +81,7 @@
     }
 
     /**
-     * When the stage changes, toggle the active state of layer visibility buttons
+     * Toggle the activation of layer check boxes whenever the current stage changes.
 	 */
     @Override
     public void stageChanged(Stage newStage) {