diff --git a/app/decorators/anime_decorator.rb b/app/decorators/anime_decorator.rb
new file mode 100644
index 0000000..2632073
--- /dev/null
+++ b/app/decorators/anime_decorator.rb
@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+class AnimeDecorator < Draper::Decorator
+  delegate_all
+
+  def human_status_name
+    I18n.t("labels.status.#{status}")
+  end
+end
diff --git a/app/models/anime.rb b/app/models/anime.rb
index 58078e3..3b5df8b 100644
--- a/app/models/anime.rb
+++ b/app/models/anime.rb
@@ -16,6 +16,8 @@ class Anime < ApplicationRecord
   validates :wiki_url,
             length: { maximum: Settings.anime.wiki_url.maximum_length }
 
+  enum status: { unpublished: 0, prepared: 1, published: 2 }
+
   mount_uploader :picture, PictureUploader
 
   def airing?
diff --git a/app/models/season.rb b/app/models/season.rb
index 0a26cf0..a34d161 100644
--- a/app/models/season.rb
+++ b/app/models/season.rb
@@ -18,6 +18,8 @@ class Season < ApplicationRecord
   validates :previous_name, :behind_name,
             length: { maximum: Settings.season.name.maximum_length }
 
+  enum status: { unpublished: 0, prepared: 1, published: 2 }
+
   def self.airing(date)
     where('seasons.start_on <= ?', date)
       .where('seasons.end_on >= ? or seasons.end_on is null', date)
diff --git a/app/views/api/admin/animes/index.json.jbuilder b/app/views/api/admin/animes/index.json.jbuilder
index 58bcc3e..18979af 100644
--- a/app/views/api/admin/animes/index.json.jbuilder
+++ b/app/views/api/admin/animes/index.json.jbuilder
@@ -3,6 +3,7 @@
 json.animes do
   json.array! @animes do |anime|
     json.id anime.id
+    json.status_name anime.decorate.human_status_name
     json.title anime.title
     json.picture anime.picture.url
     json.airing anime.airing?
diff --git a/config/locales/ja.yml b/config/locales/ja.yml
index 0541a12..ba037be 100644
--- a/config/locales/ja.yml
+++ b/config/locales/ja.yml
@@ -4,3 +4,8 @@ ja:
       extension_whitelist_error: にアップロードできる拡張子は、jpg/jpeg/png/gifのみです
       sessions:
         invalid_parameters: メールアドレスまたはパスワードが正しくありません
+  labels:
+    status:
+      unpublished: 非公開
+      prepared: 準備中
+      published: 公開
diff --git a/db/migrate/20170913092757_add_status_to_animes.rb b/db/migrate/20170913092757_add_status_to_animes.rb
new file mode 100644
index 0000000..ec47f1a
--- /dev/null
+++ b/db/migrate/20170913092757_add_status_to_animes.rb
@@ -0,0 +1,6 @@
+class AddStatusToAnimes < ActiveRecord::Migration[5.1]
+  def change
+    # NOTE: default 0 is :unpublished
+    add_column :animes, :status, :integer, null: false, default: 0
+  end
+end
diff --git a/db/migrate/20170914085437_add_status_to_seasons.rb b/db/migrate/20170914085437_add_status_to_seasons.rb
new file mode 100644
index 0000000..c0f7614
--- /dev/null
+++ b/db/migrate/20170914085437_add_status_to_seasons.rb
@@ -0,0 +1,6 @@
+class AddStatusToSeasons < ActiveRecord::Migration[5.1]
+  def change
+    # NOTE: default 0 is :unpublished
+    add_column :seasons, :status, :integer, null: false, default: 0
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 97421af..363e50c 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20170910082027) do
+ActiveRecord::Schema.define(version: 20170914085437) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -54,6 +54,7 @@
     t.datetime "updated_at", null: false
     t.integer "created_by"
     t.integer "updated_by"
+    t.integer "status", default: 0, null: false
   end
 
   create_table "appearances", id: :serial, force: :cascade do |t|
@@ -111,6 +112,7 @@
     t.string "previous_name"
     t.integer "created_by"
     t.integer "updated_by"
+    t.integer "status", default: 0, null: false
   end
 
   create_table "singers", id: :serial, force: :cascade do |t|
diff --git a/spec/factories/animes.rb b/spec/factories/animes.rb
index 1b43be6..6eeac80 100644
--- a/spec/factories/animes.rb
+++ b/spec/factories/animes.rb
@@ -6,5 +6,16 @@
     sequence(:summary) { |n| "あらすじ#{n}" }
     wiki_url Faker::Internet.url
     picture { fixture_file_upload('spec/fixtures/clover.gif', 'image/gif') }
+    status { Anime.statuses.keys.sample }
+
+    trait :unpublished do
+      status :unpublished
+    end
+    trait :prepared do
+      status :prepared
+    end
+    trait :published do
+      status :published
+    end
   end
 end
diff --git a/spec/requests/admin/animes_spec.rb b/spec/requests/admin/animes_spec.rb
index 188c052..6f22184 100644
--- a/spec/requests/admin/animes_spec.rb
+++ b/spec/requests/admin/animes_spec.rb
@@ -3,8 +3,8 @@
 require 'rails_helper'
 
 describe 'GET /api/admin/animes', autodoc: true do
-  let!(:anime1) { create(:anime, created_at: 2.minutes.ago) }
-  let!(:anime2) { create(:anime) }
+  let!(:anime1) { create(:anime, :published, created_at: 2.minutes.ago) }
+  let!(:anime2) { create(:anime, :prepared) }
   let!(:season1) { create(:season, anime: anime1, phase: 1).decorate }
   let!(:season2) { create(:season, anime: anime1, phase: 2).decorate }
   let!(:melody1) { create(:melody, :op, season: season1) }
@@ -28,6 +28,7 @@
         animes: [
           {
             id: anime2.id,
+            status_name: '準備中',
             title: anime2.title,
             picture: anime2.picture.url,
             airing: false,
@@ -35,6 +36,7 @@
           },
           {
             id: anime1.id,
+            status_name: '公開',
             title: anime1.title,
             picture: anime1.picture.url,
             airing: true,