diff --git a/app/src/main/java/com/example/sprout/refactor/activity/RoomCreateActivity.java b/app/src/main/java/com/example/sprout/refactor/activity/RoomCreateActivity.java
index 0465b5b..0f862a6 100644
--- a/app/src/main/java/com/example/sprout/refactor/activity/RoomCreateActivity.java
+++ b/app/src/main/java/com/example/sprout/refactor/activity/RoomCreateActivity.java
@@ -3,10 +3,13 @@
 import android.databinding.DataBindingUtil;
 import android.os.Bundle;
 import android.support.v7.app.AppCompatActivity;
+import android.widget.Toast;
 
 import com.example.sprout.R;
 import com.example.sprout.Sprout;
 import com.example.sprout.databinding.RfActivityRoomCreateBinding;
+import com.example.sprout.refactor.common.ActivityEvent;
+import com.example.sprout.refactor.contract.ViewContract;
 import com.example.sprout.refactor.viewmodel.RoomCreateViewModel;
 
 /**
@@ -14,14 +17,34 @@
  *
  * @author matsumoto_k
  */
-public class RoomCreateActivity extends AppCompatActivity {
+public class RoomCreateActivity extends AppCompatActivity implements ViewContract {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         RfActivityRoomCreateBinding binding = DataBindingUtil.setContentView(this, R.layout.rf_activity_room_create);
-        RoomCreateViewModel roomCreateViewModel = new RoomCreateViewModel(Sprout.get().getRoomRepository());
+        RoomCreateViewModel roomCreateViewModel = new RoomCreateViewModel(Sprout.get().getRoomRepository(), (ViewContract) this);
         binding.setViewModel(roomCreateViewModel);
         getLifecycle().addObserver(roomCreateViewModel);
     }
+
+    @Override
+    public void startActivity(ActivityEvent event) {
+
+    }
+
+    @Override
+    public void finishActivity() {
+
+    }
+
+    @Override
+    public void showShortToast(String message) {
+        Toast.makeText(this, message, Toast.LENGTH_SHORT).show();
+    }
+
+    @Override
+    public void showLongToast(String message) {
+        Toast.makeText(this, message, Toast.LENGTH_LONG).show();
+    }
 }
diff --git a/app/src/main/java/com/example/sprout/refactor/api/SproutService.java b/app/src/main/java/com/example/sprout/refactor/api/SproutService.java
index d71ea03..11ba466 100644
--- a/app/src/main/java/com/example/sprout/refactor/api/SproutService.java
+++ b/app/src/main/java/com/example/sprout/refactor/api/SproutService.java
@@ -29,4 +29,8 @@
     @FormUrlEncoded
     @PUT("rooms/{roomId}")
     Call<RoomResponse> enterRoom(@Path("roomId") int roomId, @Field("userId") int userId);
+
+    @FormUrlEncoded
+    @POST("rooms")
+    Call<RoomResponse> createRoom(@Field("userId") int userId, @Field("roomName") String roomName, @Field("key") String key);
 }
diff --git a/app/src/main/java/com/example/sprout/refactor/repository/RoomRepository.java b/app/src/main/java/com/example/sprout/refactor/repository/RoomRepository.java
index 51ad4f5..3a862e6 100644
--- a/app/src/main/java/com/example/sprout/refactor/repository/RoomRepository.java
+++ b/app/src/main/java/com/example/sprout/refactor/repository/RoomRepository.java
@@ -19,6 +19,7 @@
     private SproutService sproutService = null;
     private Observable<Rooms> roomListObservable = new Observable<>();
     private Observable<RoomResponse> enterRoomObservable = new Observable<>();
+    private Observable<RoomResponse> createRoomObservable = new Observable<>();
 
     public RoomRepository(SproutService sproutService) {
         this.sproutService = sproutService;
@@ -62,6 +63,25 @@
         });
     }
 
+    public void createRoom(int userId, String roomName, String key) {
+        Call<RoomResponse> task = sproutService.createRoom(userId, roomName, key);
+        task.enqueue(new Callback<RoomResponse>() {
+            @Override
+            public void onResponse(Call<RoomResponse> call, Response<RoomResponse> response) {
+                if (response.isSuccessful()) {
+                    createRoomObservable.notifyObservers(response.body());
+                } else {
+                    createRoomObservable.notifyError(new Throwable("error"));
+                }
+            }
+
+            @Override
+            public void onFailure(Call<RoomResponse> call, Throwable t) {
+                createRoomObservable.notifyError(t);
+            }
+        });
+    }
+
     public Observable<Rooms> getRoomListObservable() {
         return roomListObservable;
     }
@@ -69,4 +89,8 @@
     public Observable<RoomResponse> getEnterRoomObservable() {
         return enterRoomObservable;
     }
+
+    public Observable<RoomResponse> getCreateRoomObservable() {
+        return createRoomObservable;
+    }
 }
diff --git a/app/src/main/java/com/example/sprout/refactor/viewmodel/RoomCreateViewModel.java b/app/src/main/java/com/example/sprout/refactor/viewmodel/RoomCreateViewModel.java
index dd912fb..7c1cce2 100644
--- a/app/src/main/java/com/example/sprout/refactor/viewmodel/RoomCreateViewModel.java
+++ b/app/src/main/java/com/example/sprout/refactor/viewmodel/RoomCreateViewModel.java
@@ -1,6 +1,13 @@
 package com.example.sprout.refactor.viewmodel;
 
+import android.databinding.ObservableBoolean;
+import android.databinding.ObservableField;
+
+import com.example.sprout.refactor.contract.ViewContract;
+import com.example.sprout.refactor.notification.Observer;
 import com.example.sprout.refactor.repository.RoomRepository;
+import com.example.sprout.refactor.util.PreferenceUtil;
+import com.example.sprout.refactor.vo.RoomResponse;
 
 /**
  * ルーム作成のViewModel
@@ -10,8 +17,62 @@
 public class RoomCreateViewModel extends BaseViewModel {
 
     private RoomRepository roomRepository = null;
+    private ViewContract viewContract = null;
+    private ObservableField<String> roomName = new ObservableField<>("");
+    private ObservableField<String> pass = new ObservableField<>("");
+    private ObservableBoolean hasPass = new ObservableBoolean(false);
+    private Observer<RoomResponse> observer = null;
 
-    public RoomCreateViewModel(RoomRepository roomRepository) {
+    public RoomCreateViewModel(RoomRepository roomRepository, ViewContract viewContract) {
         this.roomRepository = roomRepository;
+        this.viewContract = viewContract;
+
+        observer = new Observer<RoomResponse>() {
+            @Override
+            public void notify(RoomResponse roomResponse) {
+                PreferenceUtil.getInstance().saveInt(PreferenceUtil.Key.ROOM_ID, roomResponse.getRoom().getRoomId());
+                viewContract.showShortToast("ルームを作成しました");
+            }
+
+            @Override
+            public void error(Throwable throwable) {
+                viewContract.showShortToast("ルーム作成に失敗しました");
+            }
+        };
+        this.roomRepository.getCreateRoomObservable().addObserver(observer);
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+        this.roomRepository.getCreateRoomObservable().removeObserver(observer);
+    }
+
+    public void onClickCreate(String userName, String pass) {
+        if (hasPass.get()) {
+            if (userName.isEmpty() || pass.isEmpty()) {
+                viewContract.showShortToast("必要項目を入力して下さい");
+                return;
+            }
+            roomRepository.createRoom(PreferenceUtil.getInstance().getInt(PreferenceUtil.Key.USER_ID), userName, pass);
+        } else {
+            if (userName.isEmpty()) {
+                viewContract.showShortToast("必要項目を入力して下さい");
+                return;
+            }
+            roomRepository.createRoom(PreferenceUtil.getInstance().getInt(PreferenceUtil.Key.USER_ID), userName, null);
+        }
+    }
+
+    public ObservableField<String> getRoomName() {
+        return roomName;
+    }
+
+    public ObservableField<String> getPass() {
+        return pass;
+    }
+
+    public ObservableBoolean getHasPass() {
+        return hasPass;
     }
 }
diff --git a/app/src/main/res/layout/rf_activity_room_create.xml b/app/src/main/res/layout/rf_activity_room_create.xml
index 41fc91e..98d0029 100644
--- a/app/src/main/res/layout/rf_activity_room_create.xml
+++ b/app/src/main/res/layout/rf_activity_room_create.xml
@@ -8,9 +8,34 @@
             type="com.example.sprout.refactor.viewmodel.RoomCreateViewModel" />
     </data>
 
-    <android.support.constraint.ConstraintLayout
+    <LinearLayout
         android:layout_width="match_parent"
-        android:layout_height="match_parent">
+        android:layout_height="match_parent"
+        android:layout_margin="@dimen/margin_small"
+        android:orientation="vertical">
 
-    </android.support.constraint.ConstraintLayout>
+        <EditText
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="ルーム名"
+            android:text="@={viewModel.roomName}" />
+
+        <CheckBox
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:checked="@={viewModel.hasPass}" />
+
+        <EditText
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="パスワード"
+            android:text="@={viewModel.pass}"
+            android:visibility="@{viewModel.hasPass.get() ? android.view.View.VISIBLE : android.view.View.GONE}" />
+
+        <Button
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:onClick="@{() -> viewModel.onClickCreate(viewModel.roomName.get(),viewModel.pass.get())}"
+            android:text="作成" />
+    </LinearLayout>
 </layout>
\ No newline at end of file