diff --git a/app/src/main/java/org/ntlab/amaryllis/client/entities/MessageJson.java b/app/src/main/java/org/ntlab/amaryllis/client/entities/MessageJson.java
new file mode 100644
index 0000000..b1b7c55
--- /dev/null
+++ b/app/src/main/java/org/ntlab/amaryllis/client/entities/MessageJson.java
@@ -0,0 +1,11 @@
+package org.ntlab.amaryllis.client.entities;
+
+public class MessageJson {
+    private String message;
+    public MessageJson(String message) {
+        this.message = message;
+    }
+    public String getMessage() {
+        return message;
+    }
+}
diff --git a/app/src/main/java/org/ntlab/amaryllis/client/entities/PutIntroductionResponse.java b/app/src/main/java/org/ntlab/amaryllis/client/entities/PutIntroductionResponse.java
deleted file mode 100644
index 7fd3839..0000000
--- a/app/src/main/java/org/ntlab/amaryllis/client/entities/PutIntroductionResponse.java
+++ /dev/null
@@ -1,4 +0,0 @@
-package org.ntlab.amaryllis.client.entities;
-
-public class PutIntroductionResponse {
-}
diff --git a/app/src/main/java/org/ntlab/amaryllis/client/fragment/AccountFragment.java b/app/src/main/java/org/ntlab/amaryllis/client/fragment/AccountFragment.java
index 95bac7e..2ac9d40 100644
--- a/app/src/main/java/org/ntlab/amaryllis/client/fragment/AccountFragment.java
+++ b/app/src/main/java/org/ntlab/amaryllis/client/fragment/AccountFragment.java
@@ -15,12 +15,13 @@
 import android.widget.EditText;
 import android.text.TextWatcher;
 import android.widget.TextView;
+import android.widget.Toast;
 
 import org.ntlab.amaryllis.client.Amaryllis;
 import org.ntlab.amaryllis.client.MainActivity;
 import org.ntlab.amaryllis.client.R;
 import org.ntlab.amaryllis.client.SignUpActivity;
-import org.ntlab.amaryllis.client.entities.SignUpJson;
+import org.ntlab.amaryllis.client.entities.MessageJson;
 import org.ntlab.amaryllis.client.resources.AccountsRest;
 
 
@@ -90,7 +91,11 @@
                 .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/amaryllis/")
                 .addConverterFactory(JacksonConverterFactory.create())
                 .build();
+        final AccountsRest accountsFragment = retrofit.create(AccountsRest.class);
+
         Amaryllis app =(Amaryllis) getActivity().getApplication();
+        final String uid = app.getUid();
+        final String token = app.getToken();
         nameEditText = (EditText)view.findViewById(R.id.name);
         nameEditText.addTextChangedListener(this);
         nameTextView = view.findViewById(R.id.name);
@@ -99,9 +104,7 @@
         introductionEditText =(EditText)view.findViewById(R.id.introduction);
         introductionEditText.addTextChangedListener(this);
         introductionTextView = view.findViewById(R.id.introduction);
-        introductionEditText.setEnabled(false);
         changeButton = (Button)view.findViewById(R.id.change);
-        changeButton.setEnabled(true);
         logoutButton = (Button)view.findViewById(R.id.logout);
         logoutButton.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
@@ -109,8 +112,26 @@
                 ma.method();
                 ma.logout();
             }
-     });
+        });
+        changeButton.setOnClickListener(new View.OnClickListener() {
+        public void onClick(View v) {
+            Call<MessageJson> call = accountsFragment.changeIntroduction(uid,token,introductionEditText.getText().toString());
+            call.enqueue(new Callback<MessageJson>(){
+                @Override
+                public void onResponse(Call<MessageJson> call, Response<MessageJson> response) {
+                    MessageJson messageJson = response.body();
+                    System.out.println("RESPONSE!" );
+                    //introductionEditText.setText();
+                }
+                @Override
+                public void onFailure(Call<MessageJson> call, Throwable t) {
+                    System.out.println("!!!!!!!!!!!!!!!!!!!!!!!!" + t);
+                }
+            });
         }
+    });
+    }
+
 
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
@@ -132,9 +153,6 @@
 
     @Override
     public void afterTextChanged(Editable s) {
-        if(nameTextView.length() == 0 && introductionTextView.length() == 0){
-            changeButton.setEnabled(false);
-        }
 
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/org/ntlab/amaryllis/client/resources/AccountsRest.java b/app/src/main/java/org/ntlab/amaryllis/client/resources/AccountsRest.java
index 3e5d2c0..1a4e1ef 100644
--- a/app/src/main/java/org/ntlab/amaryllis/client/resources/AccountsRest.java
+++ b/app/src/main/java/org/ntlab/amaryllis/client/resources/AccountsRest.java
@@ -17,7 +17,7 @@
 import org.ntlab.amaryllis.client.entities.PostFollowersResponse;
 import org.ntlab.amaryllis.client.entities.PostFollowingsResponse;
 import org.ntlab.amaryllis.client.entities.PostHistoryResponse;
-import org.ntlab.amaryllis.client.entities.PutIntroductionResponse;
+import org.ntlab.amaryllis.client.entities.MessageJson;
 import org.ntlab.amaryllis.client.entities.PutPasswordResponse;
 import org.ntlab.amaryllis.client.entities.SignUpJson;
 
@@ -161,12 +161,12 @@
     );
 
     //自己紹介の修正
+    @FormUrlEncoded
     @PUT("accounts/{uid}/introduction")
-    Call<PutIntroductionResponse> putIntroduction(
-            @Path("uId") String uId,
-            @Field("password") String password,
-            @Field("new_introduction") String new_introduction,
-            @Field("message") String message
+    Call<MessageJson> changeIntroduction(
+            @Path("uid") String uid,
+            @Field("token") String token,
+            @Field("new_introduction") String newIntroduction
     );
 
     //ボイスメモの視聴履歴