diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index 39c7d5f1..b790d899 100644
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -16,5 +16,8 @@
 //= require twitter/bootstrap
 //= require dataTables/jquery.dataTables
 //= require dataTables/bootstrap/3/jquery.dataTables.bootstrap
+//= require highcharts/highcharts
+//= require highcharts/highcharts-more
+//= require highcharts/highstock
 //= require turbolinks
 //= require_tree .
diff --git a/app/controllers/logs_controller.rb b/app/controllers/logs_controller.rb
index 3b3c21f8..3f84c44f 100644
--- a/app/controllers/logs_controller.rb
+++ b/app/controllers/logs_controller.rb
@@ -14,4 +14,63 @@ def show
     @logs = Log.where(user_id: current_user.id, created_at: params[:date]).preload(:sheet)
     @color = Score.list_color
   end
+
+  def graph
+    user_id = User.find_by(iidxid: params[:iidxid]).id
+    oldest = (User.find_by(id: user_id).logs.order(created_at: :desc).last.created_at.strftime('%Y-%m') + '-01').to_date
+    now = Time.now.strftime('%Y-%m')
+    lastest = (now + '-01').to_date
+    between = between_create(oldest, lastest)
+
+    category, fc_count, exh_count, h_count, c_count, e_count, cl_cnt, hd_cnt = [], [], [], [], [], [], [], []
+    st = between.first[0]
+    all = Sheet.all.count
+    between.each do |b|
+      category.push(b[0].strftime('%Y-%m').slice(2, 5))
+      cl_cnt.push(all - Log.where(user_id: user_id, new_state: 0..4, created_at: st..b[1]).select(:sheet_id).uniq.count)
+      hd_cnt.push(all - Log.where(user_id: user_id, new_state: 0..2, created_at: st..b[1]).select(:sheet_id).uniq.count)
+      fc_count.push(Log.where(user_id: user_id, new_state: 0, created_at: b[0]..b[1]).count)
+      exh_count.push(Log.where(user_id: user_id, new_state: 1, created_at: b[0]..b[1]).count)
+      h_count.push(Log.where(user_id: user_id, new_state: 2, created_at: b[0]..b[1]).count)
+      c_count.push(Log.where(user_id: user_id, new_state: 3, created_at: b[0]..b[1]).count)
+      e_count.push(Log.where(user_id: user_id, new_state: 4, created_at: b[0]..b[1]).count)
+    end
+
+    @column = LazyHighCharts::HighChart.new('column') do |f|
+      f.title(text: '月別更新数')
+      f.chart(type: 'column')
+      f.xAxis(categories: category)
+      f.legend(layout: 'vertical', align: 'right', verticalAlign: 'middle', borderWidth: 0)
+      f.yAxis(allowDecimals: false, title: { text: '更新数' })
+      f.series(name: 'FC', data: fc_count, color: '#ff8c00')
+      f.series(name: 'EXH', data: exh_count, color: '#fffacd')
+      f.series(name: 'HARD', data: h_count, color: '#ff6347')
+      f.series(name: 'CLEAR', data: c_count, color: '#afeeee')
+      f.series(name: 'EASY', data: e_count, color: '#98fb98')
+    end
+
+    @spline = LazyHighCharts::HighChart.new('spline') do |f|
+      f.title(text: '未クリア，未難推移')
+      f.chart(type: 'spline')
+      f.xAxis(categories: category)
+      f.yAxis(allowDecimals: false, max: all, title: { text: '未達成数' })
+      f.legend(layout: 'vertical', align: 'right', verticalAlign: 'middle', borderWidth: 0)
+      f.series(name: '未クリア', data: cl_cnt, color: '#afeeee')
+      f.series(name: '未難', data: hd_cnt, color: '#ff6347')
+    end
+  end
+
+  private
+
+  def between_create(o, l)
+    array = []
+    s = o
+    while 0 < 1
+      e = s + 1.months - 1.days
+      array.push([s, e])
+      s += 1.months
+      break if s == l + 1.months
+    end
+    array
+  end
 end
diff --git a/app/views/logs/graph.html.slim b/app/views/logs/graph.html.slim
new file mode 100644
index 00000000..07e2920a
--- /dev/null
+++ b/app/views/logs/graph.html.slim
@@ -0,0 +1,2 @@
+= high_chart('column', @column)
+= high_chart('spline', @spline)
diff --git a/app/views/logs/list.html.slim b/app/views/logs/list.html.slim
index 87515273..b69a7f78 100644
--- a/app/views/logs/list.html.slim
+++ b/app/views/logs/list.html.slim
@@ -1,4 +1,5 @@
 = link_to '表のクリア推移', sheet_log_path, class: 'btn btn-warning'
+= link_to '月別情報', graph_logs_path, class: 'btn btn-success'
 
 h2 更新履歴
 table.datatable
diff --git a/app/views/welcomes/index.html.slim b/app/views/welcomes/index.html.slim
index 7df17a3d..4a1ecfac 100644
--- a/app/views/welcomes/index.html.slim
+++ b/app/views/welcomes/index.html.slim
@@ -27,3 +27,11 @@
           = n.body
       - if @notices.count == 0
         p 特にありません。
+.col-lg-12
+ .panel.panel-success
+    .panel-heading
+      h3 可視化例
+    .panel-body
+      .center
+        = image_tag '/images/example.png'
+
diff --git a/config/routes.rb b/config/routes.rb
index 21d58741..d808909d 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -35,6 +35,7 @@
   patch '/scores/:id' => 'scores#update'
 
   # log
+  get '/logs/:iidxid/graph' => 'logs#graph', as: :graph_logs
   get '/logs/:iidxid/list' => 'logs#list', as: :list_logs
   get '/logs/:iidxid/sheet' => 'logs#sheet', as: :sheet_log
   get '/logs/:iidxid/:date' => 'logs#show', as: :show_log