diff --git a/app/src/main/kotlin/jackall/moncalc/activity/MainActivity.kt b/app/src/main/kotlin/jackall/moncalc/activity/MainActivity.kt
index 2a0d9d8..6cd637c 100644
--- a/app/src/main/kotlin/jackall/moncalc/activity/MainActivity.kt
+++ b/app/src/main/kotlin/jackall/moncalc/activity/MainActivity.kt
@@ -4,11 +4,20 @@
 import android.databinding.DataBindingUtil
 import android.os.Bundle
 import android.support.v7.app.AppCompatActivity
+import com.google.gson.Gson
+import com.google.gson.stream.JsonReader
+import jackall.moncalc.Const
 import jackall.moncalc.R
 import jackall.moncalc.adapter.MainFragmentPagerAdapter
+import jackall.moncalc.common.PreferenceKeys
+import jackall.moncalc.common.PreferenceNames
 import jackall.moncalc.databinding.ActivityMainBinding
+import jackall.moncalc.db.MonstDataRealmHelper
+import jackall.moncalc.utils.MySharedPref
 import jackall.moncalc.viewmodel.MainViewModel
+import jackall.moncalc.vo.MonstData
 import kotlinx.android.synthetic.main.activity_main.view.*
+import java.io.InputStreamReader
 
 /**
  * Created by matsumoto_k on 2017/11/03.
@@ -16,9 +25,26 @@
 class MainActivity : AppCompatActivity() {
     val mainBinding by lazy { DataBindingUtil.setContentView<ActivityMainBinding>(this, R.layout.activity_main) }
     val mainViewModel by lazy { ViewModelProviders.of(this, MainViewModel.Factory(this)).get(MainViewModel::class.java) }
+    val mySharedPref by lazy { MySharedPref(this, PreferenceNames.CONFIG) }
+    val monstDataRealmHelper = MonstDataRealmHelper()
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+
+        if ((mySharedPref.getValue(PreferenceKeys.QUESTDATAVERSION, Int::class.java, -1) as Int) < Const.questDataVersion) {
+            val inputStream = assets.open("data.json")
+            val jsonReader = JsonReader(InputStreamReader(inputStream))
+            val monstData = Gson().fromJson<MonstData>(jsonReader, MonstData::class.java)
+
+            monstDataRealmHelper.update(monstData.fruit)
+            monstDataRealmHelper.update(monstData.temple)
+            monstDataRealmHelper.update(monstData.grade)
+
+            mySharedPref.putValue(PreferenceKeys.QUESTDATAVERSION, Int::class.java, Const.questDataVersion)
+
+            println("db update")
+        }
+
         mainBinding.mainViewModel = mainViewModel
         lifecycle.addObserver(mainViewModel)
         mainBinding.root.main_view_pager.adapter = MainFragmentPagerAdapter(supportFragmentManager, this)