diff --git a/app/src/main/java/com/example/nemophila/resources/AccountsRest.java b/app/src/main/java/com/example/nemophila/resources/AccountsRest.java
index fb95de5..2f2cf5b 100644
--- a/app/src/main/java/com/example/nemophila/resources/AccountsRest.java
+++ b/app/src/main/java/com/example/nemophila/resources/AccountsRest.java
@@ -2,15 +2,14 @@
 
 //import android.accounts.Account;
 
-import com.example.nemophila.entities.Account;
 import com.example.nemophila.entities.AccountJson;
-import com.example.nemophila.entities.Post;
+import com.example.nemophila.entities.PostJson;
 
 import java.util.Collection;
 import java.util.HashMap;
-import java.util.List;
 
 import retrofit2.Call;
+import retrofit2.Response;
 import retrofit2.http.DELETE;
 import retrofit2.http.Field;
 import retrofit2.http.FormUrlEncoded;
@@ -31,7 +30,7 @@
     );
 
     @GET("accounts/{uid}")
-    Call<Account> getAccount(
+    Response<AccountJson> getAccount(
             @Path("uid") String uid
     );
 
@@ -65,7 +64,7 @@
     );
 
     @GET("accounts/{uid}/posts")
-    Call<Collection<Post>> getAccountPosts(
+    Call<Collection<PostJson>> getAccountPosts(
             @Path("uid") String uid
     );
 
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 42479b7..b646750 100644
--- a/app/src/main/java/com/example/nemophila/viewmodels/AccountViewModel.java
+++ b/app/src/main/java/com/example/nemophila/viewmodels/AccountViewModel.java
@@ -1,12 +1,16 @@
 package com.example.nemophila.viewmodels;
 
 import com.example.nemophila.entities.Account;
+import com.example.nemophila.entities.AccountJson;
 import com.example.nemophila.entities.Post;
+import com.example.nemophila.entities.PostJson;
 import com.example.nemophila.resources.AccountsRest;
 
 import androidx.lifecycle.MutableLiveData;
 import androidx.lifecycle.ViewModel;
 
+import java.io.IOException;
+import java.util.ArrayList;
 import java.util.Collection;
 
 import retrofit2.Call;
@@ -35,29 +39,53 @@
     }
 
     // ライブデータの取得（ゲッター）
-    public MutableLiveData<Account> getAccountLiveData() {
-        return accountLiveData;
-    }
+    public MutableLiveData<Account> getAccountLiveData() { return accountLiveData; }
     public MutableLiveData<Collection<Post>> getAccountPostsLiveData() { return accountPostsLiveData; }
 
-    // 対象のアカウント情報の取得
-    public void getAccount(String uid) {
-        Call<Account> call = accountsRest.getAccount(uid);
+    //AccountJsonからAccountを作成し，対象のライブデータに設定する
+    private void setAccountLiveDataFromJson(AccountJson accountJson) {
+        Account account = new Account(accountJson);
+        accountLiveData.setValue(account);
+    }
 
-        call.enqueue(new Callback<Account>() {
-            @Override
-            public void onResponse(Call<Account> call, Response<Account> response) {
-                if (response.isSuccessful()) {
-                    accountLiveData.setValue(response.body());
-                } else {
-                    System.out.println("response error");
-                }
-            }
-            @Override
-            public void onFailure(Call<Account> call, Throwable t) {
-                System.out.println("correspondence error");
-            }
-        });
+    //PostJsonからPostを作成し，対象のライブデータに設定する
+    private void setAccountPostLiveDataFromJson(Collection<PostJson> postJson) {
+        ArrayList<Post> posts = new ArrayList<>();
+        for(PostJson i: postJson) {
+            Post post = new Post(i);
+            posts.add(post);
+        }
+        accountPostsLiveData.setValue(posts);
+    }
+
+    // 対象のアカウント情報の取得
+    public Account getAccount(String uid) throws IOException {
+//        Call<AccountJson> call = accountsRest.getAccount(uid);
+
+        Response<AccountJson> response = accountsRest.getAccount(uid);
+        if (response.isSuccessful()) {
+            Account account = new Account(response.body());
+            return account;
+        } else {
+            throw new IOException();
+        }
+
+
+//        call.enqueue(new Callback<AccountJson>() {
+//            @Override
+//            public void onResponse(Call<AccountJson> call, Response<AccountJson> response) {
+//                if (response.isSuccessful()) {
+//                    AccountJson accountJson = response.body();
+//                    setAccountLiveDataFromJson(accountJson);
+//                } else {
+//                    System.out.println("response error");
+//                }
+//            }
+//            @Override
+//            public void onFailure(Call<AccountJson> call, Throwable t) {
+//                System.out.println("correspondence error");
+//            }
+//        });
     }
 
     // 対象のアカウント情報の削除
@@ -122,19 +150,20 @@
 
     // 対象のアカウントがした投稿の全取得
     public void getAccountPosts(String uid) {
-        Call<Collection<Post>> call = accountsRest.getAccountPosts(uid);
+        Call<Collection<PostJson>> call = accountsRest.getAccountPosts(uid);
 
-        call.enqueue(new Callback<Collection<Post>>() {
+        call.enqueue(new Callback<Collection<PostJson>>() {
             @Override
-            public void onResponse(Call<Collection<Post>> call, Response<Collection<Post>> response) {
+            public void onResponse(Call<Collection<PostJson>> call, Response<Collection<PostJson>> response) {
                 if (response.isSuccessful()) {
-                    accountPostsLiveData.setValue(response.body());
+                    Collection<PostJson> postJson = response.body();
+                    setAccountPostLiveDataFromJson(postJson);
                 } else {
                     System.out.println("response error");
                 }
             }
             @Override
-            public void onFailure(Call<Collection<Post>> call, Throwable t) {
+            public void onFailure(Call<Collection<PostJson>> call, Throwable t) {
                 System.out.println("correspondence error");
             }
         });