diff --git a/app/src/main/kotlin/jackall/overlaymulticounter/contract/MainServiceContract.kt b/app/src/main/kotlin/jackall/overlaymulticounter/contract/MainServiceContract.kt
new file mode 100644
index 0000000..bb9adf7
--- /dev/null
+++ b/app/src/main/kotlin/jackall/overlaymulticounter/contract/MainServiceContract.kt
@@ -0,0 +1,10 @@
+package jackall.overlaymulticounter.contract
+
+/**
+ * Created by matsumoto_k on 2017/11/08.
+ */
+interface MainServiceContract {
+    fun showMoveView()
+    fun showCounterView()
+    fun finish()
+}
\ No newline at end of file
diff --git a/app/src/main/kotlin/jackall/overlaymulticounter/service/MainService.kt b/app/src/main/kotlin/jackall/overlaymulticounter/service/MainService.kt
index 92bb2e8..5bb350c 100644
--- a/app/src/main/kotlin/jackall/overlaymulticounter/service/MainService.kt
+++ b/app/src/main/kotlin/jackall/overlaymulticounter/service/MainService.kt
@@ -16,22 +16,28 @@
 import jackall.overlaymulticounter.activity.MainActivity
 import jackall.overlaymulticounter.common.PreferenceKeys
 import jackall.overlaymulticounter.common.PreferenceNames
+import jackall.overlaymulticounter.contract.MainServiceContract
 import jackall.overlaymulticounter.databinding.OverlayCounterBinding
 import jackall.overlaymulticounter.utils.MySharedPref
+import jackall.overlaymulticounter.viewmodel.OverlayCounterViewModel
+import jackall.overlaymulticounter.viewmodel.OverlayViewModel
 import kotlinx.android.synthetic.main.overlay_move.view.*
 
 /**
  * Created by matsumoto_k on 2017/11/08.
  */
-class MainService : Service() {
+class MainService : Service(), MainServiceContract {
 
     val mySharedPref by lazy { MySharedPref(this, PreferenceNames.CONFIG) }
+
     val overlayMoveView: ViewGroup by lazy { LayoutInflater.from(this).inflate(R.layout.overlay_move, null) as ViewGroup }
-    var overlayMoveViewParams: WindowManager.LayoutParams? = null
     val counterBinding by lazy {
         DataBindingUtil.inflate<OverlayCounterBinding>(LayoutInflater.from(this), R.layout.overlay_counter, null, false)
     }
+    var overlayMoveViewParams: WindowManager.LayoutParams? = null
     var overlayCounterViewParams: WindowManager.LayoutParams? = null
+    val overlayViewModel by lazy { OverlayViewModel(this as MainServiceContract) }
+    val overlayCounterViewModel by lazy { OverlayCounterViewModel() }
     val windowManager: WindowManager by lazy { applicationContext.getSystemService(Context.WINDOW_SERVICE) as WindowManager }
     val displaySize: Point by lazy {
         val display = windowManager.defaultDisplay
@@ -55,7 +61,7 @@
         return START_STICKY
     }
 
-    fun showMoveView() {
+    override fun showMoveView() {
         overlayMoveViewParams?.x = mySharedPref.getValue(PreferenceKeys.VIEWX, Int::class.java, 0) as Int
         overlayMoveViewParams?.y = mySharedPref.getValue(PreferenceKeys.VIEWY, Int::class.java, 0) as Int
 
@@ -66,7 +72,7 @@
         windowManager.addView(overlayMoveView, overlayMoveViewParams)
     }
 
-    fun showCounterView() {
+    override fun showCounterView() {
         if (overlayMoveView.isShown) {
             windowManager.removeView(overlayMoveView)
         }
@@ -122,7 +128,8 @@
                             WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH,
                     PixelFormat.TRANSLUCENT)
         }
-
+        counterBinding.overlayViewModel = overlayViewModel
+        counterBinding.counterViewModel = overlayCounterViewModel
         overlayCounterViewParams?.gravity = Gravity.TOP
     }
 
@@ -173,4 +180,18 @@
     override fun onBind(intent: Intent?): IBinder? {
         return null
     }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        if (overlayMoveView.isShown) {
+            windowManager.removeView(overlayMoveView)
+        }
+        if (counterBinding.root.isShown) {
+            windowManager.removeView(counterBinding.root)
+        }
+    }
+
+    override fun finish() {
+        stopSelf()
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/kotlin/jackall/overlaymulticounter/viewmodel/OverlayViewModel.kt b/app/src/main/kotlin/jackall/overlaymulticounter/viewmodel/OverlayViewModel.kt
new file mode 100644
index 0000000..92c05cc
--- /dev/null
+++ b/app/src/main/kotlin/jackall/overlaymulticounter/viewmodel/OverlayViewModel.kt
@@ -0,0 +1,20 @@
+package jackall.overlaymulticounter.viewmodel
+
+import android.databinding.BaseObservable
+import android.view.View
+import jackall.overlaymulticounter.contract.MainServiceContract
+
+/**
+ * オーバーレイ表示で共通部分のViewModel
+ *
+ * Created by matsumoto_k on 2017/11/08.
+ */
+class OverlayViewModel(val mainServiceContract: MainServiceContract) : BaseObservable() {
+    fun onClickMin(view: View) {
+        mainServiceContract.showMoveView()
+    }
+
+    fun onClickFinish(view: View) {
+        mainServiceContract.finish()
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/res/layout/overlay_counter.xml b/app/src/main/res/layout/overlay_counter.xml
index 322e260..5e8d1f2 100644
--- a/app/src/main/res/layout/overlay_counter.xml
+++ b/app/src/main/res/layout/overlay_counter.xml
@@ -1,16 +1,43 @@
 <?xml version="1.0" encoding="utf-8"?>
-<layout xmlns:android="http://schemas.android.com/apk/res/android">
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <data>
 
         <variable
+            name="overlayViewModel"
+            type="jackall.overlaymulticounter.viewmodel.OverlayViewModel" />
+
+        <variable
             name="counterViewModel"
             type="jackall.overlaymulticounter.viewmodel.OverlayCounterViewModel" />
     </data>
 
     <android.support.constraint.ConstraintLayout
         android:layout_width="match_parent"
-        android:layout_height="match_parent">
+        android:layout_height="match_parent"
+        android:paddingTop="@dimen/status_bar_height">
+
+        <Button
+            android:id="@+id/overlay_finish_button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="@dimen/overlay_layout_margin"
+            android:layout_marginTop="@dimen/overlay_layout_margin"
+            android:onClick="@{overlayViewModel.onClickFinish}"
+            android:text="@string/overlay_finish"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <Button
+            android:id="@+id/overlay_minimization_button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="@dimen/overlay_layout_margin"
+            android:onClick="@{overlayViewModel.onClickMin}"
+            android:text="@string/overlay_minimization"
+            app:layout_constraintEnd_toStartOf="@id/overlay_finish_button"
+            app:layout_constraintTop_toTopOf="@id/overlay_finish_button" />
 
     </android.support.constraint.ConstraintLayout>
 </layout>
\ No newline at end of file
diff --git a/app/src/main/res/values/dimens.xml b/app/src/main/res/values/dimens.xml
index b42e21a..874065c 100644
--- a/app/src/main/res/values/dimens.xml
+++ b/app/src/main/res/values/dimens.xml
@@ -1,4 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
+    <dimen name="status_bar_height">24dp</dimen>
     <dimen name="overlay_move_button_size">48dp</dimen>
+    <dimen name="overlay_layout_margin">8dp</dimen>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index ec4a23a..a8ef05f 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,3 +1,5 @@
 <resources>
     <string name="app_name">OverlayMultiCounter</string>
+    <string name="overlay_finish">終了</string>
+    <string name="overlay_minimization">最小化</string>
 </resources>