diff --git a/AlgebraicDataflowArchitectureModel/src/application/editor/stages/DependencyCellEditor.java b/AlgebraicDataflowArchitectureModel/src/application/editor/stages/DependencyCellEditor.java
index e8b5e13..ce530a7 100644
--- a/AlgebraicDataflowArchitectureModel/src/application/editor/stages/DependencyCellEditor.java
+++ b/AlgebraicDataflowArchitectureModel/src/application/editor/stages/DependencyCellEditor.java
@@ -7,6 +7,7 @@
 
 import javax.swing.*;
 import java.awt.*;
+import java.awt.event.MouseEvent;
 import java.util.EventObject;
 
 public class DependencyCellEditor extends FlowCellEditor {
@@ -17,9 +18,47 @@
 
     @Override
     public void startEditing(Object cellObj, EventObject eventObj) {
+        // セルがnull、または頂点以外なら編集しない
+        if (cellObj == null || !(cellObj instanceof mxCell)) {
+            return;
+        }
 
+        mxCell cell = (mxCell) cellObj;
+
+        // エッジの場合もスキップ
+        if (cell.isEdge()) {
+            return;
+        }
+
+        // ダブルクリック以外では編集しない
+        if (eventObj instanceof MouseEvent) {
+            MouseEvent e = (MouseEvent) eventObj;
+            if (e.getClickCount() < 2) {
+                return;
+            }
+        }
+
+        // 現在のラベルを取得
+        String currentName = (cell.getValue() != null) ? cell.getValue().toString() : "";
+
+        // 入力ダイアログを表示
+        String newName = JOptionPane.showInputDialog(
+                null,
+                "Edit Interface Name：",
+                currentName
+        );
+
+        // OKが押されて、入力が空でなければラベルを更新
+        if (newName != null && !newName.trim().isEmpty()) {
+            graphComponent.getGraph().getModel().beginUpdate();
+            try {
+                cell.setValue(newName);
+            } finally {
+                graphComponent.getGraph().getModel().endUpdate();
+            }
+            graphComponent.refresh();
+        }
     }
-
     @Override
     public void stopEditing(boolean cancel) {