diff --git a/app/assets/stylesheets/common.css.scss b/app/assets/stylesheets/common.css.scss
index d2c7418..7a5a9cd 100644
--- a/app/assets/stylesheets/common.css.scss
+++ b/app/assets/stylesheets/common.css.scss
@@ -103,4 +103,6 @@ label {
   }
 }
 
-
+*[data-toggle] {
+  cursor: pointer;
+}
diff --git a/app/controllers/fluentd/settings_controller.rb b/app/controllers/fluentd/settings_controller.rb
index 6ac4486..0d870e9 100644
--- a/app/controllers/fluentd/settings_controller.rb
+++ b/app/controllers/fluentd/settings_controller.rb
@@ -19,9 +19,35 @@ class Fluentd::SettingsController < ApplicationController
   end
 
   def in_tail_after_file_choose
-    @file = params[:file]
+    @setting = Fluentd::Setting::InTail.new({
+      :file => params[:file],
+      :tag => nil,
+    })
   end
 
   def in_tail_confirm
+    @setting = Fluentd::Setting::InTail.new(setting_params)
+    unless @setting.valid?
+      return render "in_tail_after_file_choose"
+    end
+  end
+
+  def in_tail_finish
+    @setting = Fluentd::Setting::InTail.new(setting_params)
+    unless @setting.valid?
+      return render "in_tail_after_file_choose"
+    end
+    File.open(@fluentd.agent.config_file, "a") do |f| # TODO: should update by agent class
+      f.write "\n"
+      f.write @setting.to_conf
+    end
+    @fluentd.agent.restart if @fluentd.agent.running?
+    redirect_to fluentd_setting_path(@fluentd)
+  end
+
+  private
+
+  def setting_params
+    params.require(:setting).permit(:file, :tag, :rotate_wait, :pos_file, :read_from_head, :refresh_interval)
   end
 end
diff --git a/app/models/fluentd/setting.rb b/app/models/fluentd/setting.rb
new file mode 100644
index 0000000..8b9dfcf
--- /dev/null
+++ b/app/models/fluentd/setting.rb
@@ -0,0 +1,25 @@
+class Fluentd
+  module Setting
+    class InTail
+      include ActiveModel::Model
+      attr_accessor :file, :tag, :rotate_wait, :pos_file, :read_from_head, :refresh_interval
+
+      validates :file, presence: true
+      validates :tag, presence: true
+
+      def to_conf
+        <<-XML.strip_heredoc.gsub(/^[ ]+\n/m, "")
+          <source>
+            type tail
+            file #{file}
+            tag #{tag}
+            #{read_from_head.to_i.zero? ? "" : "read_from_head true"}
+            #{pos_file.present? ? "pos_file #{pos_file}" : ""}
+            #{rotate_wait.present? ? "rotate_wait #{rotate_wait}" : ""}
+            #{refresh_interval.present? ? "refresh_interval #{refresh_interval}" : ""}
+          </source>
+        XML
+      end
+    end
+  end
+end
diff --git a/app/views/fluentd/settings/in_tail.html.haml b/app/views/fluentd/settings/in_tail.html.haml
index db6fb6b..41f7d1f 100644
--- a/app/views/fluentd/settings/in_tail.html.haml
+++ b/app/views/fluentd/settings/in_tail.html.haml
@@ -1,4 +1,4 @@
-- page_title "TODO: 監視したいファイルをえらんでください"
+- page_title t(".page_title")
 
-= render partial: "shared/vue/treeview", locals: {name: "file", action: in_tail_after_file_choose_fluentd_setting_path(@fluentd), submit_button: "(TODO)次へ"}
+= render partial: "shared/vue/treeview", locals: {name: "file", action: in_tail_after_file_choose_fluentd_setting_path(@fluentd), submit_button: t('terms.next')}
 
diff --git a/app/views/fluentd/settings/in_tail_after_file_choose.html.haml b/app/views/fluentd/settings/in_tail_after_file_choose.html.haml
index 37ada87..fa4cb48 100644
--- a/app/views/fluentd/settings/in_tail_after_file_choose.html.haml
+++ b/app/views/fluentd/settings/in_tail_after_file_choose.html.haml
@@ -1,3 +1,36 @@
-- page_title "TODO: 監視したいファイルをえらんでください"
+- page_title t(".page_title")
 
-= @file
+= link_to t('fluentd.settings.restart_from_first'), in_tail_fluentd_setting_path
+
+= form_for(@setting, as: "setting", url: in_tail_confirm_fluentd_setting_path(@fluentd)) do |f|
+  - @setting.errors.full_messages.each do |e|
+    %div.alert.alert-danger= e
+
+  %div.form-group
+    = f.label :file
+    = f.hidden_field :file
+    = f.text_field :file, class: "form-control", disabled: true
+  %div.form-group
+    = f.label :tag
+    = f.text_field :tag, class: "form-control"
+  .well.well-sm
+    %h4{"data-toggle" => "collapse", "href" => "#advanced-setting"}
+      = icon('fa-caret-down')
+      = t('terms.advanced_setting')
+    #advanced-setting.collapse
+      %div.form-group
+        = f.label :rotate_wait
+        = f.text_field :rotate_wait, class: "form-control"
+      %div.form-group
+        = f.label :pos_file
+        = f.text_field :pos_file, class: "form-control"
+      %div.form-group
+        = f.label :read_from_head
+        = f.check_box :read_from_head, class: "form-control"
+      %div.form-group
+        = f.label :refresh_interval
+        = f.text_field :refresh_interval, class: "form-control"
+
+
+  %p
+    = f.submit t('terms.next'), class: "btn btn-primary"
diff --git a/app/views/fluentd/settings/in_tail_confirm.html.haml b/app/views/fluentd/settings/in_tail_confirm.html.haml
new file mode 100644
index 0000000..0b4b588
--- /dev/null
+++ b/app/views/fluentd/settings/in_tail_confirm.html.haml
@@ -0,0 +1,38 @@
+- page_title t(".page_title")
+
+= link_to t('fluentd.settings.restart_from_first'), in_tail_fluentd_setting_path
+
+= form_for(@setting, as: "setting", url: in_tail_finish_fluentd_setting_path(@fluentd)) do |f|
+  - @setting.errors.full_messages.each do |e|
+    %div.alert.alert-danger= e
+
+  %div.form-group
+    = f.label :file
+    = f.hidden_field :file
+    = f.text_field :file, class: "form-control", disabled: true
+  %div.form-group
+    = f.label :tag
+    = f.text_field :tag, class: "form-control"
+  .well.well-sm
+    %h4{"data-toggle" => "collapse", "href" => "#advanced-setting"}
+      = icon('fa-caret-down')
+      = t('terms.advanced_setting')
+    #advanced-setting.collapse
+      %div.form-group
+        = f.label :rotate_wait
+        = f.text_field :rotate_wait, class: "form-control"
+      %div.form-group
+        = f.label :pos_file
+        = f.text_field :pos_file, class: "form-control"
+      %div.form-group
+        = f.label :read_from_head
+        = f.check_box :read_from_head, class: "form-control"
+      %div.form-group
+        = f.label :refresh_interval
+        = f.text_field :refresh_interval, class: "form-control"
+
+  %pre= @setting.to_conf
+
+  %p
+    = f.submit t('.finish'), class: "btn btn-primary"
+    = t('.notice_restart_for_config_edit')
diff --git a/app/views/fluentd/settings/show.html.haml b/app/views/fluentd/settings/show.html.haml
index 8b3af7d..d544b3a 100644
--- a/app/views/fluentd/settings/show.html.haml
+++ b/app/views/fluentd/settings/show.html.haml
@@ -6,4 +6,4 @@
 
 = link_to t(".edit"), edit_fluentd_setting_path(@fluentd)
 
-= link_to "TODO: in_tailセットアップ", in_tail_fluentd_setting_path(@fluentd)
+= link_to t(".setup_in_tail"), in_tail_fluentd_setting_path(@fluentd)
diff --git a/config/locales/translation_en.yml b/config/locales/translation_en.yml
index 2389837..c21fef6 100644
--- a/config/locales/translation_en.yml
+++ b/config/locales/translation_en.yml
@@ -33,6 +33,9 @@ en:
       Really %{action}?
     reload_log: Reload fluend log
     auto_reload: "Auto Reload(every %{seconds} seconds)"
+    next: Next
+    advanced_setting: Advanced Setting
+    notice_restart_for_config_edit: "NOTICE: fluentd will restart after update config"
 
   plugins:
     notice_restart_for_config_edit: "NOTICE: fluentd will restart after update config"
@@ -81,6 +84,7 @@ en:
       setting: Setting
       config_file: Config file
       page_title: "%{label}"
+      setup_in_tail: Setup in_tail
     form:
       <<: *fluentd_common
     index:
@@ -102,6 +106,16 @@ en:
         <<: *fluentd_common
       edit:
         <<: *fluentd_common
+      in_tail:
+        <<: *fluentd_common
+        page_title: "Setup in_tail | Choosing File"
+      in_tail_after_file_choose:
+        <<: *fluentd_common
+        page_title: "Setup in_tail | Other config"
+      in_tail_confirm:
+        <<: *fluentd_common
+        page_title: "Setup in_tail | Confirmation"
+        finish: Update config
 
   misc:
     common: &misc_common
diff --git a/config/locales/translation_ja.yml b/config/locales/translation_ja.yml
index 18eaaa7..c8d17b9 100644
--- a/config/locales/translation_ja.yml
+++ b/config/locales/translation_ja.yml
@@ -33,6 +33,9 @@ ja:
       %{action}しますか？
     reload_log: fluentdのログを更新
     auto_reload: "自動更新(%{seconds}秒ごと)"
+    next: 次へ
+    advanced_setting: 高度な設定
+    notice_restart_for_config_edit: ※更新するとfluentdが再起動されます
 
   plugins:
     notice_restart_for_config_edit: ※更新するとfluentdが再起動されます
@@ -98,10 +101,21 @@ ja:
         fluentd_info: 設定情報
         recent_errors: "最新 %{count}件のエラー"
     settings:
+      restart_from_first: 最初からやり直す
       show:
         <<: *fluentd_common
       edit:
         <<: *fluentd_common
+      in_tail:
+        <<: *fluentd_common
+        page_title: "in_tailセットアップ | ファイルの選択"
+      in_tail_after_file_choose:
+        <<: *fluentd_common
+        page_title: "in_tailセットアップ | その他の設定"
+      in_tail_confirm:
+        <<: *fluentd_common
+        page_title: "in_tailセットアップ | 確認"
+        finish: 設定する
 
   misc:
     common: &misc_common
diff --git a/config/routes.rb b/config/routes.rb
index c011778..19be54a 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -12,6 +12,8 @@ Rails.application.routes.draw do
     resource :setting, only: [:show, :edit, :update], module: :fluentd do
       get "in_tail"
       post "in_tail_after_file_choose"
+      post "in_tail_confirm"
+      post "in_tail_finish"
     end
   end