diff --git a/content/ja/docs/search.md b/content/ja/docs/search.md
deleted file mode 100644
index c6f961cdfb..0000000000
--- a/content/ja/docs/search.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-layout: search
-title: 検索結果
----
-
diff --git a/content/ja/docs/sitemap.md b/content/ja/docs/sitemap.md
deleted file mode 100644
index 287642c004..0000000000
--- a/content/ja/docs/sitemap.md
+++ /dev/null
@@ -1,114 +0,0 @@
----
----
-<script language="JavaScript">
-var dropDownsPopulated = false;
-$( document ).ready(function() {
-  // When the document loads, get the metadata JSON, and kick off tbl render
-  $.get("/metadata.txt", function(data, status) {
-    metadata = $.parseJSON(data);
-    metadata.pages.sort(dynamicSort("t"));
-    mainLogic()
-    $(window).bind( 'hashchange', function(e) {
-      mainLogic();
-    });
-  });
-});
-function mainLogic()
-{
-  // If there's a tag filter, change the table/drop down output
-  if (!dropDownsPopulated) populateDropdowns();
-  var tag=window.location.hash.replace("#","");
-  if(tag) {
-    tag = $.trim(tag);
-    for (i=0;i<tagName.length;i++) {
-      querystringTag = tagName[i] + "=";
-      if (tag.indexOf(querystringTag) > -1)
-      {
-        console.log("in mainLog: querystringTag of " + querystringTag + " matches tag of " + tag);
-        tag = tag.replace(querystringTag,"");
-        selectDropDown(tagName[i],tag);
-        topicsFilter(tagName[i],tag,"output");
-      }
-    }
-  } else {
-    currentTopics = metadata.pages;
-  }
-  renderTable(currentTopics,"output");
-
-}
-function populateDropdowns()
-{
-  // Keeping mainLogic() brief by functionalizing the initialization of the
-  // drop-down filter boxes
-
-  for(i=0;i<metadata.pages.length;i++)
-  {
-    var metadataArrays = [metadata.pages[i].cr,metadata.pages[i].or,metadata.pages[i].mr];
-    for(j=0;j<metadataArrays.length;j++)
-    {
-      if (metadataArrays[j]) {
-        for (k=0;k<metadataArrays[j].length;k++) {
-          if (typeof storedTagsArrays[j] == 'undefined') storedTagsArrays[j] = new Array();
-          storedTagsArrays[j][metadataArrays[j][k][tagName[j]]] = true;
-          // ^ conceptList[metadata.pages[i].cr[k].concept] = true; (if rolling through concepts)
-          // ^ conceptList['container'] = true; (ultimate result)
-          // ^ objectList[metadata.pages[i].or[k].object] = true; (if rolling through objects)
-          // ^ objectList['restartPolicy'] = true; (ultimate result)
-        }
-      }
-    }
-  }
-  var output = new Array();
-  for(i=0;i<tagName.length;i++)
-  {
-    // Phew! All tags in conceptList, objectList, and commandList!
-    // Loop through them and populate those drop-downs through html() injection
-    output = [];
-    output.push("<select id='" + tagName[i] + "' onchange='dropFilter(this)'>");
-    output.push("<option>---</option>");
-    Object.keys(storedTagsArrays[i]).sort().forEach(function (key) {
-      output.push("<option>" + key + "</option>");
-    });
-    output.push("</select>")
-    $(dropDowns[i]).html(output.join(""));
-  }
-  dropDownsPopulated = true;
-}
-function dropFilter(srcobj)
-{
-  // process the change of a drop-down value
-  // the ID of the drop down is either command, object, or concept
-  // these exact values are what topicsFilter() expects, plus a filter val
-  // which we get from .text() of :selected
-  console.log("dropFilter:" + $(srcobj).attr('id') + ":" + $(srcobj).find(":selected").text());
-  topicsFilter($(srcobj).attr('id').replace("#",""),$(srcobj).find(":selected").text(),"output");
-  for(i=0;i<tagName.length;i++)
-  {
-    if($(srcobj).attr('id')!=tagName[i]) selectDropDown(tagName[i],"---");
-  }
-}
-function selectDropDown(type,tag)
-{
-  // change drop-down selection w/o filtering
-  $("#" + type).val(tag);
-}
-</script>
-<style>
-#filters select{
-  font-size: 14px;
-  border: 1px #000 solid;
-}
-#filters {
-  padding-top: 20px;
-}
-</style>
-
-ページ上のタグをクリックするか、カラムのドロップダウンを使って記事をフィルターできます。テーブルヘッダーをクリックすると並び順をソートすることができます。
-
-<p id="filters">
-コンセプトでフィルター: <span id="conceptFilter" /><br/>
-オブジェクトでフィルター: <span id="objectFilter" /><br/>
-コマンドでフィルター: <span id="commandFilter" />
-</p>
-
-<div id="output" />