diff --git a/app/views/podcasts/_navigation.html.erb b/app/views/podcasts/_navigation.html.erb
index 0566b10a..7cd656a2 100644
--- a/app/views/podcasts/_navigation.html.erb
+++ b/app/views/podcasts/_navigation.html.erb
@@ -1,18 +1,23 @@
 <div style="display: table; font-weight: bolder; width: 100%; padding: 10px 10px; background-color:#3870c4;">
   <p class="nav prev">
     <% if @episode.exists?(offset: -1) %>
-      <%= link_to '&larr; prev'.html_safe, podcast_path(@episode.id - 1) %>
+      <%= link_to podcast_path(@episode.id - 1), title: '前のエピソードを見る' do %>
+	&laquo; prev
+      <% end %>
     <% else %>
-      <%= link_to '&larr; Top'.html_safe, podcasts_path %>
+      <%= link_to '&laquo; Top'.html_safe, podcasts_path %>
     <% end %>
   </p>
-  <p class="nav toc" >
-    <a href="/podcasts">DojoCast</a></p>
+  <p class="nav toc">
+    <%= link_to '目次に戻る'.html_safe, podcasts_path %>
+  </p>
   <p class="nav next">
     <% if @episode.exists?(offset: +1) %>
-      <%= link_to 'next &rarr;'.html_safe, podcast_path(@episode.id + 1) %>
+      <%= link_to podcast_path(@episode.id + 1), title: '次のエピソードを見る' do %>
+	next &raquo;
+      <% end %>
     <% else %>
-      <%= link_to 'Top &rarr;'.html_safe, podcasts_path %>
+      <%= link_to 'Top &raquo;'.html_safe, podcasts_path %>
     <% end %>
   </p>
 </div>