diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index 9c5b4bd..326f866 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -40,6 +40,11 @@
             android:theme="@style/MageTheme"
             android:configChanges="keyboard|keyboardHidden|orientation|screenSize"
             android:windowSoftInputMode="adjustResize"/>
+
+        <activity
+            android:name=".regist.RegistExecuteActivity"
+            android:theme="@style/MageTheme"
+            android:configChanges="keyboard|keyboardHidden|orientation|screenSize" />
     </application>
 
 </manifest>
\ No newline at end of file
diff --git a/android/app/src/main/java/com/metallic/chiaki/regist/RegistActivity.kt b/android/app/src/main/java/com/metallic/chiaki/regist/RegistActivity.kt
index 128251d..ef30146 100644
--- a/android/app/src/main/java/com/metallic/chiaki/regist/RegistActivity.kt
+++ b/android/app/src/main/java/com/metallic/chiaki/regist/RegistActivity.kt
@@ -62,13 +62,19 @@ class RegistActivity: AppCompatActivity(), RevealActivity
 		val pin = pinEditText.text.toString()
 		val pinValid = pin.length == PIN_LENGTH
 
-		hostEditText.error = if(!hostValid) "Please enter a valid host name" else null
-		psnIdEditText.error = if(!psnIdValid) "Please enter a valid PSN ID" else null
-		pinEditText.error = if(!pinValid) "Please enter a valid 8-digit PIN" else null
+		hostEditText.error = if(!hostValid) getString(R.string.regist_host_invalid) else null
+		psnIdEditText.error = if(!psnIdValid) getString(R.string.regist_psn_id_invalid) else null
+		pinEditText.error = if(!pinValid) getString(R.string.regist_pin_invalid, PIN_LENGTH) else null
 
-		if(!hostValid || !psnIdValid || ! pinValid)
+		if(!hostValid || !psnIdValid || !pinValid)
 			return
 
-		// TODO
+		Intent(this, RegistExecuteActivity::class.java).also {
+			it.putExtra(RegistExecuteActivity.EXTRA_HOST, host)
+			it.putExtra(RegistExecuteActivity.EXTRA_BROADCAST, broadcast)
+			it.putExtra(RegistExecuteActivity.EXTRA_PSN_ID, psnId)
+			it.putExtra(RegistExecuteActivity.EXTRA_PIN, pin)
+			startActivity(it)
+		}
 	}
 }
\ No newline at end of file
diff --git a/android/app/src/main/java/com/metallic/chiaki/regist/RegistExecuteActivity.kt b/android/app/src/main/java/com/metallic/chiaki/regist/RegistExecuteActivity.kt
new file mode 100644
index 0000000..f1b2238
--- /dev/null
+++ b/android/app/src/main/java/com/metallic/chiaki/regist/RegistExecuteActivity.kt
@@ -0,0 +1,39 @@
+/*
+ * This file is part of Chiaki.
+ *
+ * Chiaki is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Chiaki is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Chiaki.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.metallic.chiaki.regist
+
+import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+import com.metallic.chiaki.R
+
+class RegistExecuteActivity: AppCompatActivity()
+{
+	companion object
+	{
+		const val EXTRA_HOST = "regist_host"
+		const val EXTRA_BROADCAST = "regist_broadcast"
+		const val EXTRA_PSN_ID = "regist_psn_id"
+		const val EXTRA_PIN = "regist_pin"
+	}
+
+	override fun onCreate(savedInstanceState: Bundle?)
+	{
+		super.onCreate(savedInstanceState)
+		setContentView(R.layout.activity_regist_execute)
+	}
+}
\ No newline at end of file
diff --git a/android/app/src/main/res/layout/activity_regist_execute.xml b/android/app/src/main/res/layout/activity_regist_execute.xml
new file mode 100644
index 0000000..2ab963a
--- /dev/null
+++ b/android/app/src/main/res/layout/activity_regist_execute.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/android/app/src/main/res/values/strings.xml b/android/app/src/main/res/values/strings.xml
index 477f86d..c9e2df3 100644
--- a/android/app/src/main/res/values/strings.xml
+++ b/android/app/src/main/res/values/strings.xml
@@ -23,4 +23,7 @@
     <string name="hint_regist_psn_id">PSN ID (username, case-sensitive)</string>
     <string name="hint_regist_pin">PIN</string>
     <string name="action_regist">Register</string>
+    <string name="regist_host_invalid">Please enter a valid host name</string>
+    <string name="regist_psn_id_invalid">Please enter a valid PSN ID</string>
+    <string name="regist_pin_invalid">Please enter a valid %d-digit PIN</string>
 </resources>
diff --git a/android/app/src/main/res/values/styles.xml b/android/app/src/main/res/values/styles.xml
index a5e4046..5ade4e0 100644
--- a/android/app/src/main/res/values/styles.xml
+++ b/android/app/src/main/res/values/styles.xml
@@ -46,10 +46,13 @@
         <item name="textInputStyle">@style/MageTheme.TextInputStyle</item>
 
         <item name="android:windowActivityTransitions">true</item>
-        <item name="android:windowIsTranslucent">true</item>
         <item name="android:windowDrawsSystemBarBackgrounds">true</item>
     </style>
 
+    <style name="MageTheme.Translucent" parent="MageTheme">
+        <item name="android:windowIsTranslucent">true</item>
+    </style>
+
     <style name="MageTheme.TextAppearanceHeadline1" parent="TextAppearance.MaterialComponents.Headline1">
         <item name="fontFamily">sans-serif-condensed-light</item>
     </style>