diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/CallStackModel.java b/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/CallStackModel.java
index 86040d9..c5503b5 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/CallStackModel.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/CallStackModel.java
@@ -14,25 +14,14 @@
 import com.sun.jdi.VirtualMachine;
 
 public class CallStackModel {
-	private ObjectReference methodExecution;
-//	private ObjectReference childMethodExecution;
 	private MethodCaller methodExecutionMc;
 	private int callLineNo;
 
-//	public CallStackModel(VirtualMachine vm, ThreadReference thread, ObjectReference methodExecution, ObjectReference childMethodExecution) {
-//		methodExecutionMc = new MethodCaller(vm, thread, methodExecution);
-//		this.methodExecution = methodExecution;
-//		this.childMethodExecution = childMethodExecution;
-//	}
-	
 	public CallStackModel(VirtualMachine vm, ThreadReference thread, ObjectReference methodExecution, int callLineNo) {
 		methodExecutionMc = new MethodCaller(vm, thread, methodExecution);
-		this.methodExecution = methodExecution;
 		this.callLineNo = callLineNo;
-//		this.childMethodExecution = childMethodExecution;
 	}
 
-	
 	public VirtualMachine getVm() {
 		return methodExecutionMc.getVm();
 	}
@@ -49,22 +38,6 @@
 		return callLineNo;
 	}
 	
-//	public int getCallLineNo() {
-//		if (childMethodExecution == null) {
-//			return -1;
-//		}
-//		int callLineNo = -1;
-//		try {
-//			ObjectReference callStatement = (ObjectReference)methodExecutionMc.callInstanceMethod("getMethodInvocation", childMethodExecution);
-//			MethodCaller callStatementMc = new MethodCaller(methodExecutionMc.getVm(), methodExecutionMc.getThread(), callStatement);
-//			callLineNo = ((IntegerValue)callStatementMc.callInstanceMethod("getLineNo")).value();
-//		} catch (InvalidTypeException | ClassNotLoadedException
-//				| InvocationException | IncompatibleThreadStateException e) {
-//			e.printStackTrace();
-//		}
-//		return callLineNo;
-//	}
-	
 	public String getSignature() {
 		String signature = "";
 		try {
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/CallStackView.java b/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/CallStackView.java
index 536f7c7..ce7e090 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/CallStackView.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/CallStackView.java
@@ -100,7 +100,7 @@
 		if (nodes == null || nodes[0] == null) {
 			return;
 		}
-		viewer.setInput(callStackModels.getCallStackModelsTreeNodes());
+		viewer.setInput(nodes);
 		viewer.expandAll();
 	}
 	
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/ObjectFlowAliasView.java b/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/ObjectFlowAliasView.java
index f882cbb..6dcbfcc 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/ObjectFlowAliasView.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/ObjectFlowAliasView.java
@@ -101,7 +101,6 @@
 	public void setFocus() {
 		// TODO Auto-generated method stub
 		viewer.getControl().setFocus();
-//		viewer.setInput(objectFlowAliases.getObjectFlowSingleList(true));
 	}
 	
 	private void createActions() {
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/SeedAliasView.java b/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/SeedAliasView.java
index aa3dcee..75d92d0 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/SeedAliasView.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reversedebugger/SeedAliasView.java
@@ -32,7 +32,7 @@
 	private static SeedAliases seedAliases = new SeedAliases();
 	private static JavaEditorOperator javaEditorOperator = new JavaEditorOperator();
 	public static final String ID = "org.ntlab.reverseDebugger.seedAliasView";
-		
+
 	public SeedAliasView() {
 		// TODO Auto-generated constructor stub
 		System.out.println("SeedAliasView�N���X���������ꂽ��!");
@@ -60,21 +60,8 @@
 		viewer.setLabelProvider(new SeedAliasLabelProvider());	
 		viewer.setInput(seedAliases.getSeedAliases());
 		CallStackView.refresh();
-		
-		// �I�������J�����ɑΉ�����V�[�h�G�C���A�X���N�_�ɃI�u�W�F�N�g�t���[�����s�����郊�X�i�[��o�^
-//		viewer.addSelectionChangedListener(new ISelectionChangedListener() {
-//			@Override
-//			public void selectionChanged(SelectionChangedEvent event) {
-//				IStructuredSelection sel = (IStructuredSelection)event.getSelection();
-//				Object element = sel.getFirstElement();
-//				if (element instanceof MethodCaller) {
-//					MethodCaller seedAlias = (MethodCaller)element;
-//					ObjectFlowAliasView.createObjectFlow(seedAlias);
-//					ObjectFlowAliasView.refresh();
-//				}
-//			}
-//		});
 
+		// �I�������J�����ɑΉ�����V�[�h�G�C���A�X���t�B�[���h�ɋL�^���Ă������X�i�[��o�^ (�I��������ɉE�N���b�N�ŃI�u�W�F�N�g�t���[�����s������ۂɕK�v)
 		viewer.addSelectionChangedListener(new ISelectionChangedListener() {
 			@Override
 			public void selectionChanged(SelectionChangedEvent event) {
@@ -97,7 +84,6 @@
 	public void setFocus() {
 		// TODO Auto-generated method stub
 		viewer.getControl().setFocus();
-//		viewer.refresh();
 	}
 	
 	private void createActions() {
@@ -178,7 +164,6 @@
 			CallStackView.reset();
 		}
 		viewer.refresh();
-//		CallStackView.refresh();
 	}
 	
 	private void reset() {