diff --git a/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugPlayGroundFragment.java b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugPlayGroundFragment.java
new file mode 100644
index 00000000..9ee534ba
--- /dev/null
+++ b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugPlayGroundFragment.java
@@ -0,0 +1,49 @@
+package one.nem.lacerta.feature.debug;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link DebugPlayGroundFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class DebugPlayGroundFragment extends Fragment {
+
+    public DebugPlayGroundFragment() {
+        // Required empty public constructor
+    }
+
+    public static DebugPlayGroundFragment newInstance() {
+        DebugPlayGroundFragment fragment = new DebugPlayGroundFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_debug_play_ground, container, false);
+    }
+
+    @Override
+    public void onViewCreated(View view, Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+        // ここがいままでのonCreateと同等のものです。
+        // findViewById(R.id.hoge)とかは view.findViewById(R.id.hoge) と書き換える必要アリ
+        // (viewは引数として受け取ってるviewなので、別メソッドに切り出したりするなら渡してあげる）
+    }
+}
\ No newline at end of file
diff --git a/feature/debug/src/main/res/layout/fragment_debug_play_ground.xml b/feature/debug/src/main/res/layout/fragment_debug_play_ground.xml
new file mode 100644
index 00000000..7e710ee1
--- /dev/null
+++ b/feature/debug/src/main/res/layout/fragment_debug_play_ground.xml
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".DebugPlayGroundFragment">
+
+    <!-- TODO: Update blank fragment layout -->
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:text="@string/hello_blank_fragment" />
+
+</FrameLayout>
\ No newline at end of file