diff --git a/app/src/main/kotlin/jackall/moncalc/activity/MainActivity.kt b/app/src/main/kotlin/jackall/moncalc/activity/MainActivity.kt
index ad79a60..4f5c828 100644
--- a/app/src/main/kotlin/jackall/moncalc/activity/MainActivity.kt
+++ b/app/src/main/kotlin/jackall/moncalc/activity/MainActivity.kt
@@ -1,13 +1,42 @@
 package jackall.moncalc.activity
 
+import android.app.ActivityManager
+import android.content.Context
+import android.content.Intent
 import android.os.Bundle
 import android.support.v7.app.AppCompatActivity
 import jackall.moncalc.R
+import jackall.moncalc.service.MainService
+import kotlinx.android.synthetic.main.activity_main.*
+
 
 class MainActivity : AppCompatActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
+
+        // TODO:レイアウトを決めてdatbinding,viewModelProvidersを有効にする
+        val intent = Intent(this, MainService::class.java)
+
+        start_service_btn.setOnClickListener {
+            if (!isMainServiceRunning())
+                startService(intent)
+        }
+
+        stop_service_btn.setOnClickListener {
+            if (isMainServiceRunning())
+                stopService(intent)
+        }
+    }
+
+    private fun isMainServiceRunning(): Boolean {
+        val manager = getSystemService(Context.ACTIVITY_SERVICE) as ActivityManager
+        for (serviceInfo in manager.getRunningServices(Integer.MAX_VALUE)) {
+            if (MainService::class.java.getName() == serviceInfo.service.className) {
+                return true
+            }
+        }
+        return false
     }
 }