diff --git a/Assets/AsmdefHelper/DependencyGraph/Editor/AsmdefGraphView.cs b/Assets/AsmdefHelper/DependencyGraph/Editor/AsmdefGraphView.cs
index 046d1b1..562d7f1 100644
--- a/Assets/AsmdefHelper/DependencyGraph/Editor/AsmdefGraphView.cs
+++ b/Assets/AsmdefHelper/DependencyGraph/Editor/AsmdefGraphView.cs
@@ -18,6 +18,8 @@ namespace AsmdefHelper.DependencyGraph.Editor {
             Insert(0, new GridBackground());
             // ドラッグによる移動可能に
             this.AddManipulator(new SelectionDragger());
+            // ドラッグで描画範囲を動かせるように
+            this.AddManipulator(new ContentDragger());
             // ノードの追加
             var asmdefNodeDict = new Dictionary<string, IAsmdefNodeView>();
             foreach (var asm in assemblyArr) {