diff --git a/GameEngine/src/main/java/gameEngine/entites/gameComponents/CopyEntity.java b/GameEngine/src/main/java/gameEngine/entites/gameComponents/CopyEntity.java
new file mode 100644
index 0000000..b91144b
--- /dev/null
+++ b/GameEngine/src/main/java/gameEngine/entites/gameComponents/CopyEntity.java
@@ -0,0 +1,21 @@
+package gameEngine.entites.gameComponents;
+
+import gameEngine.entites.Entity;
+import gameEngine.entites.GameObject;
+import gameEngine.input.Input;
+import gameEngine.views.Window;
+
+import static org.lwjgl.glfw.GLFW.GLFW_KEY_G;
+
+public class CopyEntity extends GameComponent{
+    private Entity entity;
+    public CopyEntity(Entity entity){
+        this.entity = entity;
+    }
+
+    public void update() {
+        if(Input.GetKeyDown(GLFW_KEY_G)){
+            Window.currentScene.Instantiate((GameObject) entity);
+        }
+    }
+}
diff --git a/GameEngine/src/main/java/gameEngine/entites/gameComponents/Mesh.java b/GameEngine/src/main/java/gameEngine/entites/gameComponents/Mesh.java
index c0246fa..4864af4 100644
--- a/GameEngine/src/main/java/gameEngine/entites/gameComponents/Mesh.java
+++ b/GameEngine/src/main/java/gameEngine/entites/gameComponents/Mesh.java
@@ -27,6 +27,16 @@
         }
     }
 
+    public Mesh(Mesh original, Entity newParent) {
+        this.type = original.type;
+        this.texture = original.texture;  // Textureをそのまま参照
+        this.parent = newParent;  // 新しい親オブジェクトに設定
+    }
+
+    public Mesh copy(){
+        return this;
+    }
+
     @Override
     public void init() {
         if (type == MeshType.SPRITE) {
diff --git a/GameEngine/src/main/java/gameEngine/entites/gameComponents/MoveImage.java b/GameEngine/src/main/java/gameEngine/entites/gameComponents/MoveImage.java
index 4df88b0..709af28 100644
--- a/GameEngine/src/main/java/gameEngine/entites/gameComponents/MoveImage.java
+++ b/GameEngine/src/main/java/gameEngine/entites/gameComponents/MoveImage.java
@@ -2,6 +2,7 @@
 import gameEngine.entites.Entity;
 import gameEngine.entites.GameObject;
 import gameEngine.input.*;
+import gameEngine.views.Window;
 
 import static org.lwjgl.glfw.GLFW.*;
 import static org.lwjgl.opengl.GL11.*;
@@ -78,5 +79,9 @@
             if (rotation >= 360) rotation -= 360;
             entity.transform.setRotation(entity.transform.rotation.x, entity.transform.rotation.y, rotation);  // 右回転
         }
+
+        if(Input.GetKeyDown(GLFW_KEY_G)){
+            Window.currentScene.Instantiate((GameObject) entity);
+        }
     }
 }
diff --git a/GameEngine/src/main/java/gameEngine/scenes/Scene.java b/GameEngine/src/main/java/gameEngine/scenes/Scene.java
index 59d3d74..b3c0a11 100644
--- a/GameEngine/src/main/java/gameEngine/scenes/Scene.java
+++ b/GameEngine/src/main/java/gameEngine/scenes/Scene.java
@@ -5,7 +5,7 @@
 import gameEngine.entites.GameObject;
 import gameEngine.entites.gameComponents.GameComponent;
 import gameEngine.entites.gameComponents.Mesh;
-import gameEngine.entites.gameComponents.MoveImage;
+import gameEngine.geometry.Transform;
 import gameEngine.input.Input;
 import gameEngine.views.Color;
 import gameEngine.views.Window;
@@ -21,7 +21,7 @@
 
     private Camera camera;
     public HashMap<String, Entity> entities = new HashMap<>();
-    private Queue<Runnable> taskQueue = new LinkedList<>();
+    private final Queue<Runnable> taskQueue = new LinkedList<>();
 
     private boolean changingScene = false;
     private float timeToChangeScene = 2.0f;
@@ -82,6 +82,27 @@
         }
     }
 
+    public void Instantiate(GameObject original)
+    {
+        enqueueTask(() -> {
+            String newId = Integer.toString(entities.size());
+            GameObject newGameObject = new GameObject(newId);
+
+            newGameObject.setName(original.getName() + "_copy");
+            newGameObject.transform = new Transform(original.transform);
+
+            for (GameComponent gameComponent : original.gameComponents) {
+                if (gameComponent instanceof Mesh) {
+                    newGameObject.addComponent(new Mesh(((Mesh) gameComponent).copy(), newGameObject));
+                    break;
+                }
+            }
+
+            addEntity(newId, newGameObject);
+        });
+    }
+
+    //シーン切り替え時の演出
     void changeScene(int scene, float dt){
         if(!changingScene && Input.GetKeyDown(KeyEvent.VK_SPACE)){
             changingScene = true;
diff --git a/GameEngine/src/main/java/gameEngine/views/Window.java b/GameEngine/src/main/java/gameEngine/views/Window.java
index 545ddd8..32c82d1 100644
--- a/GameEngine/src/main/java/gameEngine/views/Window.java
+++ b/GameEngine/src/main/java/gameEngine/views/Window.java
@@ -22,7 +22,7 @@
 
 public class Window {
     private static Window window;
-    private static Scene currentScene;
+    public static Scene currentScene;
     public int width;
     public int height;
     private String title;