diff --git a/app/src/main/java/keijumt/devandroid/activity/BaseActivity.kt b/app/src/main/java/keijumt/devandroid/activity/BaseActivity.kt
index ae3450d..fbb3c54 100644
--- a/app/src/main/java/keijumt/devandroid/activity/BaseActivity.kt
+++ b/app/src/main/java/keijumt/devandroid/activity/BaseActivity.kt
@@ -1,9 +1,25 @@
 package keijumt.devandroid.activity
 
+import android.arch.lifecycle.ViewModelProvider
+import android.support.v4.app.Fragment
 import android.support.v7.app.AppCompatActivity
+import dagger.android.AndroidInjector
+import dagger.android.DispatchingAndroidInjector
+import dagger.android.support.HasSupportFragmentInjector
+import keijumt.devandroid.di.Injectable
+import javax.inject.Inject
 
 /**
  * Activityの基底クラス
  */
-abstract class BaseActivity : AppCompatActivity() {
+abstract class BaseActivity : AppCompatActivity(), HasSupportFragmentInjector, Injectable {
+
+    @Inject
+    lateinit var viewModelFactory: ViewModelProvider.Factory
+    @Inject
+    lateinit var androidInjector: DispatchingAndroidInjector<Fragment>
+
+    override fun supportFragmentInjector(): AndroidInjector<Fragment> {
+        return androidInjector
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/keijumt/devandroid/di/module/ActivityModule.kt b/app/src/main/java/keijumt/devandroid/di/module/ActivityModule.kt
index c90e923..003fc82 100644
--- a/app/src/main/java/keijumt/devandroid/di/module/ActivityModule.kt
+++ b/app/src/main/java/keijumt/devandroid/di/module/ActivityModule.kt
@@ -1,6 +1,8 @@
 package keijumt.devandroid.di.module
 
 import dagger.Module
+import dagger.android.ContributesAndroidInjector
+import keijumt.devandroid.activity.MainActivity
 
 /**
  * Module: Activity 定義
@@ -8,4 +10,7 @@
 @Module
 internal abstract class ActivityModule {
 
+    @ContributesAndroidInjector(modules = arrayOf(FragmentModule::class))
+    internal abstract fun mainActivity(): MainActivity
+
 }
\ No newline at end of file
diff --git a/app/src/main/java/keijumt/devandroid/di/module/FragmentModule.kt b/app/src/main/java/keijumt/devandroid/di/module/FragmentModule.kt
index 7bc38f4..9f55371 100644
--- a/app/src/main/java/keijumt/devandroid/di/module/FragmentModule.kt
+++ b/app/src/main/java/keijumt/devandroid/di/module/FragmentModule.kt
@@ -1,6 +1,8 @@
 package keijumt.devandroid.di.module
 
 import dagger.Module
+import dagger.android.ContributesAndroidInjector
+import keijumt.devandroid.fragment.MainFragment
 
 /**
  * Module: Fragment 定義
@@ -8,4 +10,7 @@
 @Module
 internal abstract class FragmentModule {
 
+    @ContributesAndroidInjector
+    internal abstract fun mainFragment(): MainFragment
+
 }
\ No newline at end of file
diff --git a/app/src/main/java/keijumt/devandroid/di/module/ViewModelModule.kt b/app/src/main/java/keijumt/devandroid/di/module/ViewModelModule.kt
index 8051124..d3d8223 100644
--- a/app/src/main/java/keijumt/devandroid/di/module/ViewModelModule.kt
+++ b/app/src/main/java/keijumt/devandroid/di/module/ViewModelModule.kt
@@ -5,6 +5,8 @@
 import dagger.Binds
 import dagger.MapKey
 import dagger.Module
+import dagger.multibindings.IntoMap
+import keijumt.devandroid.viewmodel.MainViewModel
 import keijumt.devandroid.viewmodel.ViewModelFactory
 import kotlin.reflect.KClass
 
@@ -21,6 +23,11 @@
 internal abstract class ViewModelModule {
 
     @Binds
+    @IntoMap
+    @ViewModelKey(MainViewModel::class)
+    abstract fun bindMainViewModel(viewModel: MainViewModel): ViewModel
+
+    @Binds
     abstract fun bindViewModelFactory(factory: ViewModelFactory): ViewModelProvider.Factory
 
 }
\ No newline at end of file
diff --git a/app/src/main/java/keijumt/devandroid/fragment/BaseFragment.kt b/app/src/main/java/keijumt/devandroid/fragment/BaseFragment.kt
index 6b6ffb2..3c41c4c 100644
--- a/app/src/main/java/keijumt/devandroid/fragment/BaseFragment.kt
+++ b/app/src/main/java/keijumt/devandroid/fragment/BaseFragment.kt
@@ -1,9 +1,15 @@
 package keijumt.devandroid.fragment
 
-import android.app.Fragment
+import android.arch.lifecycle.ViewModelProvider
+import android.support.v4.app.Fragment
+import keijumt.devandroid.di.Injectable
+import javax.inject.Inject
 
 /**
  * Fragmentの基底クラス
  */
-abstract class BaseFragment : Fragment() {
+abstract class BaseFragment : Fragment(), Injectable {
+
+    @Inject
+    lateinit var viewModelFactory: ViewModelProvider.Factory
 }
\ No newline at end of file
diff --git a/app/src/main/java/keijumt/devandroid/fragment/MainFragment.kt b/app/src/main/java/keijumt/devandroid/fragment/MainFragment.kt
index 0e196c7..39f865a 100644
--- a/app/src/main/java/keijumt/devandroid/fragment/MainFragment.kt
+++ b/app/src/main/java/keijumt/devandroid/fragment/MainFragment.kt
@@ -1,8 +1,10 @@
 package keijumt.devandroid.fragment
 
 
+import android.arch.lifecycle.ViewModelProviders
 import android.databinding.DataBindingUtil
 import android.os.Bundle
+import android.support.v4.app.FragmentActivity
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -15,10 +17,12 @@
     lateinit var binding: FragmentMainBinding
     lateinit var mainViewModel: MainViewModel
 
+
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?,
                               savedInstanceState: Bundle?): View? {
+        val nonNullActivity: FragmentActivity = activity ?: return null
         binding = DataBindingUtil.inflate(inflater, R.layout.fragment_main, null, false)
-        mainViewModel = MainViewModel()
+        mainViewModel = ViewModelProviders.of(nonNullActivity, viewModelFactory).get(MainViewModel::class.java)
         binding.mainViewModel = mainViewModel
         return binding.root
     }
diff --git a/app/src/main/java/keijumt/devandroid/viewmodel/MainViewModel.kt b/app/src/main/java/keijumt/devandroid/viewmodel/MainViewModel.kt
index 673beb5..8895c66 100644
--- a/app/src/main/java/keijumt/devandroid/viewmodel/MainViewModel.kt
+++ b/app/src/main/java/keijumt/devandroid/viewmodel/MainViewModel.kt
@@ -1,6 +1,7 @@
 package keijumt.devandroid.viewmodel
 
 import android.arch.lifecycle.ViewModel
+import javax.inject.Inject
 
-class MainViewModel : ViewModel() {
+class MainViewModel @Inject constructor() : ViewModel() {
 }
\ No newline at end of file