diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 219fcb3..cec1bf5 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -14,14 +14,40 @@
         android:theme="@style/Theme.Nemophila"
         tools:targetApi="31">
         <activity
+            android:name=".SignUpActivity"
+            android:exported="true"
+            android:label="@string/title_activity_sign_up">
+
+<!--             <intent-filter>-->
+<!--             <action android:name="android.intent.action.MAIN" />-->
+
+
+<!--             <category android:name="android.intent.category.LAUNCHER" />-->
+<!--             </intent-filter>-->
+        </activity>
+        <activity
+            android:name=".LoginActivity"
+            android:exported="true"
+            android:label="@string/title_activity_login">
+
+<!--             <intent-filter>-->
+<!--             <action android:name="android.intent.action.MAIN" />-->
+
+
+<!--             <category android:name="android.intent.category.LAUNCHER" />-->
+<!--             </intent-filter>-->
+        </activity>
+        <activity
             android:name=".MyPageActivity"
             android:exported="true"
             android:label="@string/title_activity_my_page">
-<!--            <intent-filter>-->
-<!--                <action android:name="android.intent.action.MAIN" />-->
 
-<!--                <category android:name="android.intent.category.LAUNCHER" />-->
-<!--            </intent-filter>-->
+            <!-- <intent-filter> -->
+            <!-- <action android:name="android.intent.action.MAIN" /> -->
+
+
+            <!-- <category android:name="android.intent.category.LAUNCHER" /> -->
+            <!-- </intent-filter> -->
         </activity>
 
         <meta-data
@@ -32,17 +58,16 @@
             android:name=".MainActivity"
             android:exported="true"
             android:label="@string/title_activity_maps">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN" />
+<!--            <intent-filter>-->
+<!--                <action android:name="android.intent.action.MAIN" />-->
 
-                <category android:name="android.intent.category.LAUNCHER" />
-            </intent-filter>
+<!--                <category android:name="android.intent.category.LAUNCHER" />-->
+<!--            </intent-filter>-->
         </activity>
         <activity
             android:name=".PostActivity"
             android:exported="true"
-            android:label="@string/title_activity_post">
-        </activity>
+            android:label="@string/title_activity_post" />
     </application>
 
 </manifest>
\ No newline at end of file
diff --git a/app/src/main/java/com/example/nemophila/LoginActivity.java b/app/src/main/java/com/example/nemophila/LoginActivity.java
new file mode 100644
index 0000000..e08d474
--- /dev/null
+++ b/app/src/main/java/com/example/nemophila/LoginActivity.java
@@ -0,0 +1,14 @@
+package com.example.nemophila;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.os.Bundle;
+
+public class LoginActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_login);
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/nemophila/SignUpActivity.java b/app/src/main/java/com/example/nemophila/SignUpActivity.java
new file mode 100644
index 0000000..8ac26b4
--- /dev/null
+++ b/app/src/main/java/com/example/nemophila/SignUpActivity.java
@@ -0,0 +1,14 @@
+package com.example.nemophila;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.os.Bundle;
+
+public class SignUpActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_sign_up);
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_login.xml b/app/src/main/res/layout/activity_login.xml
new file mode 100644
index 0000000..c401d01
--- /dev/null
+++ b/app/src/main/res/layout/activity_login.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".LoginActivity">
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_sign_up.xml b/app/src/main/res/layout/activity_sign_up.xml
new file mode 100644
index 0000000..5d9d69e
--- /dev/null
+++ b/app/src/main/res/layout/activity_sign_up.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".SignUpActivity">
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 520452c..207b5a1 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -3,4 +3,6 @@
     <string name="title_activity_maps">MainActivity</string>
     <string name="title_activity_post">PostActivity</string>
     <string name="title_activity_my_page">MyPageActivity</string>
+    <string name="title_activity_login">LoginActivity</string>
+    <string name="title_activity_sign_up">SignUpActivity</string>
 </resources>
\ No newline at end of file