diff --git a/app/src/main/java/com/example/nemophila/viewmodels/AccountViewModel.java b/app/src/main/java/com/example/nemophila/viewmodels/AccountViewModel.java
index 300fbe7..207f837 100644
--- a/app/src/main/java/com/example/nemophila/viewmodels/AccountViewModel.java
+++ b/app/src/main/java/com/example/nemophila/viewmodels/AccountViewModel.java
@@ -7,6 +7,7 @@
 import com.example.nemophila.entities.Account;
 import com.example.nemophila.entities.AccountJson;
 import com.example.nemophila.entities.AccountNameJson;
+import com.example.nemophila.entities.ErrorType;
 import com.example.nemophila.entities.Post;
 import com.example.nemophila.entities.PostJson;
 import com.example.nemophila.resources.AccountsRest;
@@ -35,6 +36,7 @@
     private final MutableLiveData<Collection<Post>> accountPostsLiveData;
     private final MutableLiveData<String> pwErrorLiveData;
     private final MutableLiveData<Account> accountLiveData;
+    private final MutableLiveData<String> errorLiveData;
 
     // コンストラクタ
     public AccountViewModel() {
@@ -48,6 +50,7 @@
         this.accountPostsLiveData = new MutableLiveData<>();
         this.pwErrorLiveData = new MutableLiveData<>();
         this.accountLiveData = new MutableLiveData<>();
+        this.errorLiveData = new MutableLiveData<>();
     }
 
     // ライブデータの取得（ゲッター）
@@ -64,6 +67,9 @@
     public MutableLiveData<Account> getAccountLiveData() {
         return accountLiveData;
     }
+    public MutableLiveData<String> getErrorLiveData() {
+        return errorLiveData;
+    }
 
     // 対象のアカウント情報の削除
     public void deleteAccount(String uid, String token) {
@@ -242,4 +248,17 @@
         }
         accountPostsLiveData.setValue(preData);
     }
+
+    private String parseStatusCode(Integer stats) {
+        switch (stats) {
+            case 404:
+                return ErrorType.ResponseNoyFound.getText();
+            case 401:
+                return ErrorType.InvalidToken.getText();
+            case 400:
+                return ErrorType.ResponseError.getText();
+            default:
+                return ErrorType.UnknownError.getText();
+        }
+    }
 }
diff --git a/app/src/main/java/com/example/nemophila/viewmodels/PostsViewModel.java b/app/src/main/java/com/example/nemophila/viewmodels/PostsViewModel.java
index 2985f6a..9229454 100644
--- a/app/src/main/java/com/example/nemophila/viewmodels/PostsViewModel.java
+++ b/app/src/main/java/com/example/nemophila/viewmodels/PostsViewModel.java
@@ -4,6 +4,7 @@
 import androidx.lifecycle.MutableLiveData;
 import androidx.lifecycle.ViewModel;
 
+import com.example.nemophila.entities.ErrorType;
 import com.example.nemophila.entities.Post;
 import com.example.nemophila.entities.PostJson;
 import com.example.nemophila.resources.PostsRest;
@@ -26,6 +27,7 @@
     //LiveData
     final private MutableLiveData<Collection<Post>> accountPostsLiveData;
     final private MutableLiveData<ArrayList<Post>> shopPostsLiveData;
+    private final MutableLiveData<String> errorLiveData;
 
     //コンストラクタ
     public PostsViewModel() {
@@ -36,6 +38,7 @@
                 .addConverterFactory(JacksonConverterFactory.create())
                 .build();
         this.postsRest = retrofit.create(PostsRest.class);
+        this.errorLiveData = new MutableLiveData<>();
     }
 
     //getter
@@ -45,6 +48,9 @@
     public LiveData<ArrayList<Post>> getShopPostLiveData() {
         return this.shopPostsLiveData;
     }
+    public MutableLiveData<String> getErrorLiveData() {
+        return errorLiveData;
+    }
 
 
     //AccountのpostJsonを取得
@@ -57,12 +63,14 @@
                     setAccountPostLiveData(response.body());
                 } else {
                     System.out.println("AccountPosts ResponseError");
+                    errorLiveData.setValue(parseStatusCode(response.code()));
                 }
             }
 
             @Override
             public void onFailure(Call<Collection<PostJson>> call, Throwable t) {
                 System.out.println("AccountPosts NetWorkError: " + t);
+                errorLiveData.setValue(ErrorType.NetworkError.getText());
             }
         });
     }
@@ -88,12 +96,14 @@
                     setShopPostLiveData(postJson);
                 } else {
                     System.out.println("ShopPosts ResponseError");
+                    errorLiveData.setValue(parseStatusCode(response.code()));
                 }
             }
 
             @Override
             public void onFailure(Call<ArrayList<PostJson>> call, Throwable t) {
                 System.out.println("ShopPosts NetWorkError: " + t);
+                errorLiveData.setValue(ErrorType.NetworkError.getText());
             }
         });
     }
@@ -120,12 +130,14 @@
                     System.out.println("Success CreatePost" + response.body());
                 } else {
                     System.out.println("CreatePosts ResponseError");
+                    errorLiveData.setValue(parseStatusCode(response.code()));
                 }
             }
 
             @Override
             public void onFailure(Call<String> call, Throwable t) {
                 System.out.println("CreatePosts NetWorkError: " + t);
+                errorLiveData.setValue(ErrorType.NetworkError.getText());
             }
         });
     }
@@ -137,4 +149,17 @@
         }
         return ids;
     }
+
+    private String parseStatusCode(Integer stats) {
+        switch (stats) {
+            case 404:
+                return ErrorType.ResponseNoyFound.getText();
+            case 401:
+                return ErrorType.InvalidToken.getText();
+            case 400:
+                return ErrorType.ResponseError.getText();
+            default:
+                return ErrorType.UnknownError.getText();
+        }
+    }
 }
diff --git a/app/src/main/java/com/example/nemophila/viewmodels/ShopsViewModel.java b/app/src/main/java/com/example/nemophila/viewmodels/ShopsViewModel.java
index c31459d..da09614 100644
--- a/app/src/main/java/com/example/nemophila/viewmodels/ShopsViewModel.java
+++ b/app/src/main/java/com/example/nemophila/viewmodels/ShopsViewModel.java
@@ -4,6 +4,7 @@
 import androidx.lifecycle.MutableLiveData;
 import androidx.lifecycle.ViewModel;
 
+import com.example.nemophila.entities.ErrorType;
 import com.example.nemophila.entities.Shop;
 import com.example.nemophila.resources.ShopsRest;
 import com.google.android.gms.maps.model.Marker;
@@ -37,6 +38,7 @@
     final private MutableLiveData<Collection<Shop>> shopsLiveData;
     final private MutableLiveData<Collection<Shop>> nearShopsLiveData;
     final private MutableLiveData<Shop> currentShopLiveData;
+    private final MutableLiveData<String> errorLiveData;
 
     // コンストラクタ
     public ShopsViewModel() {
@@ -49,6 +51,7 @@
                 .build();
         this.shopsRest = retrofit.create(ShopsRest.class);
         this.ShopToMarker = new HashMap<>();
+        this.errorLiveData = new MutableLiveData<>();
     }
 
     // ライブデータを返す
@@ -59,6 +62,9 @@
     public LiveData<Shop> getCurrentLiveData() {
         return this.currentShopLiveData;
     }
+    public MutableLiveData<String> getErrorLiveData() {
+        return errorLiveData;
+    }
 
     // ShopToMarkerに新しく店と地図上のピンを紐づける
     public void setShopAndMarker(Shop shop, Marker marker) {
@@ -173,4 +179,17 @@
             }
         });
     }
+
+    private String parseStatusCode(Integer stats) {
+        switch (stats) {
+            case 404:
+                return ErrorType.ResponseNoyFound.getText();
+            case 401:
+                return ErrorType.InvalidToken.getText();
+            case 400:
+                return ErrorType.ResponseError.getText();
+            default:
+                return ErrorType.UnknownError.getText();
+        }
+    }
 }