diff --git a/app/src/main/java/com/example/cosmosclient/views/AddRequestActivity.java b/app/src/main/java/com/example/cosmosclient/views/AddRequestActivity.java
index 465353e..425b4b6 100644
--- a/app/src/main/java/com/example/cosmosclient/views/AddRequestActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/AddRequestActivity.java
@@ -137,7 +137,7 @@
 
                 //retrofitの処理
                 final Retrofit retrofit = new Retrofit.Builder()
-                        .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/")
+                        .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/rest/")
 //                        .baseUrl("http://10.0.2.2:8080/")
                         .addConverterFactory(JacksonConverterFactory.create())
                         .build();
diff --git a/app/src/main/java/com/example/cosmosclient/views/CreateGroupActivity.java b/app/src/main/java/com/example/cosmosclient/views/CreateGroupActivity.java
index 5580a7e..cea6b8e 100644
--- a/app/src/main/java/com/example/cosmosclient/views/CreateGroupActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/CreateGroupActivity.java
@@ -48,7 +48,7 @@
 
         //retrofitの処理
         final Retrofit retrofit = new Retrofit.Builder()
-                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/")
+                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/rest/")
                 .addConverterFactory(JacksonConverterFactory.create())
                 .build();
         //interfaceから実装を取得
diff --git a/app/src/main/java/com/example/cosmosclient/views/GroupListActivity.java b/app/src/main/java/com/example/cosmosclient/views/GroupListActivity.java
index 2086b83..08b6688 100644
--- a/app/src/main/java/com/example/cosmosclient/views/GroupListActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/GroupListActivity.java
@@ -74,7 +74,7 @@
 
         //retrofitの処理
         final Retrofit retrofit = new Retrofit.Builder()
-                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/")
+                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/rest/")
                 .addConverterFactory(JacksonConverterFactory.create())
                 .build();
 
@@ -222,7 +222,7 @@
 
         //retrofitの処理
         final Retrofit retrofit = new Retrofit.Builder()
-                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/")
+                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/rest/")
                 .addConverterFactory(JacksonConverterFactory.create())
                 .build();
         //interfaceから実装を取得
diff --git a/app/src/main/java/com/example/cosmosclient/views/JoinGroupByIDActivity.java b/app/src/main/java/com/example/cosmosclient/views/JoinGroupByIDActivity.java
index d6c8dda..baea2a8 100644
--- a/app/src/main/java/com/example/cosmosclient/views/JoinGroupByIDActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/JoinGroupByIDActivity.java
@@ -40,7 +40,7 @@
                 test.setText(GroupID);
                 //retrofitの処理
                 Retrofit retrofit = new Retrofit.Builder()
-                        .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/")
+                        .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/rest/")
                         .addConverterFactory(JacksonConverterFactory.create())
                         .build();
                 //interfaceから実装を取得
diff --git a/app/src/main/java/com/example/cosmosclient/views/MemberListActivity.java b/app/src/main/java/com/example/cosmosclient/views/MemberListActivity.java
index 242c8f4..0bcd81d 100644
--- a/app/src/main/java/com/example/cosmosclient/views/MemberListActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/MemberListActivity.java
@@ -80,7 +80,7 @@
 
         //retrofitの処理
         final Retrofit retrofit = new Retrofit.Builder()
-                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/")
+                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/rest/")
                 .addConverterFactory(JacksonConverterFactory.create())
                 .build();
         //interfaceから実装を取得
diff --git a/app/src/main/java/com/example/cosmosclient/views/QRcodeReadingActivity.java b/app/src/main/java/com/example/cosmosclient/views/QRcodeReadingActivity.java
index 957fee5..9166772 100644
--- a/app/src/main/java/com/example/cosmosclient/views/QRcodeReadingActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/QRcodeReadingActivity.java
@@ -61,7 +61,7 @@
 
         //retrofitの処理
         final Retrofit retrofit = new Retrofit.Builder()
-                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/")
+                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/rest/")
                 .addConverterFactory(JacksonConverterFactory.create())
                 .build();
         //interfaceから実装を取得
diff --git a/app/src/main/java/com/example/cosmosclient/views/RequestListActivity.java b/app/src/main/java/com/example/cosmosclient/views/RequestListActivity.java
index 38cdbd7..34394ac 100644
--- a/app/src/main/java/com/example/cosmosclient/views/RequestListActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/RequestListActivity.java
@@ -56,7 +56,7 @@
 
     //retrofitの処理
     final Retrofit retrofit = new Retrofit.Builder()
-                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/")
+                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/rest/")
 //            .baseUrl("http://10.0.2.2:8080/")
             .addConverterFactory(JacksonConverterFactory.create())
             .build();
diff --git a/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java b/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java
index aca8b2d..b9769aa 100644
--- a/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java
@@ -95,7 +95,7 @@
 
         //retrofitの処理
         final Retrofit retrofit = new Retrofit.Builder()
-                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/")
+                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/rest/")
                 .addConverterFactory(JacksonConverterFactory.create())
                 .build();
         //interfaceから実装を取得
diff --git a/app/src/main/java/com/example/cosmosclient/views/SignupActivity.java b/app/src/main/java/com/example/cosmosclient/views/SignupActivity.java
index f6f3965..32a05c0 100644
--- a/app/src/main/java/com/example/cosmosclient/views/SignupActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/SignupActivity.java
@@ -50,7 +50,7 @@
 
         //retrofitの処理
         final Retrofit retrofit = new Retrofit.Builder()
-                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/")
+                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/cosmos/rest/")
                 .addConverterFactory(JacksonConverterFactory.create())
                 .build();
         //interfaceから実装を取得