diff --git a/app/src/main/kotlin/jackall/moncalc/service/MainService.kt b/app/src/main/kotlin/jackall/moncalc/service/MainService.kt
index e74d903..629601f 100644
--- a/app/src/main/kotlin/jackall/moncalc/service/MainService.kt
+++ b/app/src/main/kotlin/jackall/moncalc/service/MainService.kt
@@ -3,6 +3,7 @@
 import android.app.Service
 import android.content.Context
 import android.content.Intent
+import android.databinding.DataBindingUtil
 import android.graphics.PixelFormat
 import android.graphics.Point
 import android.os.Build
@@ -13,7 +14,9 @@
 import jackall.moncalc.R
 import jackall.moncalc.common.PreferenceKeys
 import jackall.moncalc.common.PreferenceNames
+import jackall.moncalc.databinding.RegistOverlayBinding
 import jackall.moncalc.utils.MySharedPref
+import jackall.moncalc.viewmodel.OverlayRegistViewModel
 
 /**
  * Created by matsumoto_k on 2017/11/01.
@@ -22,7 +25,9 @@
 
     val mySharedPref by lazy { MySharedPref(this, PreferenceNames.CONFIG) }
     val moveOverlayView: ViewGroup by lazy { LayoutInflater.from(this).inflate(R.layout.move_overlay, null) as ViewGroup }
-    val registOverlayView: ViewGroup by lazy { LayoutInflater.from(this).inflate(R.layout.regist_overlay, null) as ViewGroup }
+    val registBinding by lazy {
+        DataBindingUtil.inflate<RegistOverlayBinding>(LayoutInflater.from(this), R.layout.regist_overlay, null, false)
+    }
     val windowManager: WindowManager by lazy { applicationContext.getSystemService(Context.WINDOW_SERVICE) as WindowManager }
     var moveViewParams: WindowManager.LayoutParams? = null
     var registViewParams: WindowManager.LayoutParams? = null
@@ -97,6 +102,8 @@
                     PixelFormat.TRANSLUCENT)
         }
 
+        registBinding.registViewModel = OverlayRegistViewModel()
+
         registViewParams?.gravity = Gravity.TOP
     }
 
@@ -104,8 +111,8 @@
         moveViewParams?.x = mySharedPref.getValue(PreferenceKeys.VIEWX, Int::class.java, 0) as Int
         moveViewParams?.y = mySharedPref.getValue(PreferenceKeys.VIEWY, Int::class.java, 0) as Int
 
-        if (registOverlayView.isShown) {
-            windowManager.removeView(registOverlayView)
+        if (registBinding.root.isShown) {
+            windowManager.removeView(registBinding.root)
         }
 
         windowManager.addView(moveOverlayView, moveViewParams)
@@ -116,7 +123,7 @@
             windowManager.removeView(moveOverlayView)
         }
 
-        windowManager.addView(registOverlayView, registViewParams)
+        windowManager.addView(registBinding.root, registViewParams)
     }
 
     private fun setMoveViewClickListener(): View.() -> Unit {