diff --git a/README.md b/README.md
new file mode 100644
index 0000000..526406e
--- /dev/null
+++ b/README.md
@@ -0,0 +1,11 @@
+# EnjuInventory
+[![CircleCI](https://circleci.com/gh/next-l/enju_inventory.svg?style=svg)](https://circleci.com/gh/next-l/enju_inventory)
+[![Coverage Status](https://coveralls.io/repos/github/next-l/enju_inventory/badge.svg?branch=master)](https://coveralls.io/github/next-l/enju_inventory?branch=master)
+[![security](https://hakiri.io/github/next-l/enju_inventory/master.svg)](https://hakiri.io/github/next-l/enju_inventory/master)
+
+This project rocks and uses MIT-LICENSE.
+
+## 製作者・貢献者 (Authors and contributors)
+* [TANABE, Kosuke](https://github.com/nabeta) ([@nabeta](https://twitter.com/nabeta))
+* [Project Next-L](https://www.next-l.jp) ([@ProjectNextL](https://twitter.com/ProjectNextL))
+
diff --git a/README.rdoc b/README.rdoc
deleted file mode 100644
index f9f6be0..0000000
--- a/README.rdoc
+++ /dev/null
@@ -1,10 +0,0 @@
-= EnjuInventory
-{<img src="https://travis-ci.org/next-l/enju_inventory.svg?branch=master" alt="Build Status" />}[https://travis-ci.org/next-l/enju_inventory]
-{<img src="https://coveralls.io/repos/next-l/enju_inventory/badge.svg?branch=master&service=github" alt="Coverage Status" />}[https://coveralls.io/github/next-l/enju_inventory?branch=master]
-{<img src="https://hakiri.io/github/next-l/enju_inventory/master.svg" alt="security" />}[https://hakiri.io/github/next-l/enju_inventory/master]
-
-This project rocks and uses MIT-LICENSE.
-
-== 製作者・貢献者 (Authors and contributors)
-* {TANABE, Kosuke}[https://github.com/nabeta] ({@nabeta}[https://twitter.com/nabeta])
-* {Project Next-L}[https://www.next-l.jp] ({@ProjectNextL}[https://twitter.com/ProjectNextL])
diff --git a/spec/dummy/db/migrate/20190311154610_create_periodicals.rb b/spec/dummy/db/migrate/20190311154610_create_periodicals.rb
new file mode 100644
index 0000000..061f331
--- /dev/null
+++ b/spec/dummy/db/migrate/20190311154610_create_periodicals.rb
@@ -0,0 +1,10 @@
+class CreatePeriodicals < ActiveRecord::Migration[5.2]
+  def change
+    create_table :periodicals, id: :uuid do |t|
+      t.text :original_title, null: false
+      t.references :frequency, foreign_key: true, null: false
+
+      t.timestamps
+    end
+  end
+end
diff --git a/spec/dummy/db/migrate/20190312033839_create_periodical_and_manifestations.rb b/spec/dummy/db/migrate/20190312033839_create_periodical_and_manifestations.rb
new file mode 100644
index 0000000..d0cd122
--- /dev/null
+++ b/spec/dummy/db/migrate/20190312033839_create_periodical_and_manifestations.rb
@@ -0,0 +1,11 @@
+class CreatePeriodicalAndManifestations < ActiveRecord::Migration[5.2]
+  def change
+    create_table :periodical_and_manifestations do |t|
+      t.references :periodical, foreign_key: true, type: :uuid, null: false
+      t.references :manifestation, foreign_key: true, type: :uuid, null: false
+      t.boolean :periodical_master, default: false, null: false, index: {where: 'periodical_master IS true', unique: true}
+
+      t.timestamps
+    end
+  end
+end
diff --git a/spec/dummy/db/migrate/20190314151124_add_full_name_translations_to_create.rb b/spec/dummy/db/migrate/20190314151124_add_full_name_translations_to_create.rb
new file mode 100644
index 0000000..7097843
--- /dev/null
+++ b/spec/dummy/db/migrate/20190314151124_add_full_name_translations_to_create.rb
@@ -0,0 +1,7 @@
+class AddFullNameTranslationsToCreate < ActiveRecord::Migration[5.2]
+  def change
+    add_column :creates, :full_name_translations, :jsonb, default: {}
+    add_column :realizes, :full_name_translations, :jsonb, default: {}
+    add_column :produces, :full_name_translations, :jsonb, default: {}
+  end
+end