diff --git a/src/main/java/org/codelibs/fess/helper/ViewHelper.java b/src/main/java/org/codelibs/fess/helper/ViewHelper.java
index 408085701..687da01e9 100644
--- a/src/main/java/org/codelibs/fess/helper/ViewHelper.java
+++ b/src/main/java/org/codelibs/fess/helper/ViewHelper.java
@@ -112,34 +112,37 @@ public class ViewHelper {
 
     public String originalHighlightTagPost = "</em>";
 
-    public String highlightTagPre = "<strong>";
+    protected String highlightTagPre;
 
-    public String highlightTagPost = "</strong>";
+    protected String highlightTagPost;
 
     protected boolean useSession = true;
 
-    private final Map<String, String> pageCacheMap = new ConcurrentHashMap<>();
+    protected final Map<String, String> pageCacheMap = new ConcurrentHashMap<>();
 
-    private final Map<String, String> initFacetParamMap = new HashMap<>();
+    protected final Map<String, String> initFacetParamMap = new HashMap<>();
 
-    private final Map<String, String> initGeoParamMap = new HashMap<>();
+    protected final Map<String, String> initGeoParamMap = new HashMap<>();
 
-    private final List<FacetQueryView> facetQueryViewList = new ArrayList<>();
+    protected final List<FacetQueryView> facetQueryViewList = new ArrayList<>();
 
     public String cacheTemplateName = "cache";
 
-    private String escapedHighlightPre = null;
+    protected String escapedHighlightPre = null;
 
-    private String escapedHighlightPost = null;
+    protected String escapedHighlightPost = null;
 
     protected ActionHook actionHook = new ActionHook();
 
-    private final Set<String> inlineMimeTypeSet = new HashSet<>();
+    protected final Set<String> inlineMimeTypeSet = new HashSet<>();
 
     @PostConstruct
     public void init() {
+        final FessConfig fessConfig = ComponentUtil.getFessConfig();
         escapedHighlightPre = LaFunctions.h(originalHighlightTagPre);
         escapedHighlightPost = LaFunctions.h(originalHighlightTagPost);
+        highlightTagPre = fessConfig.getQueryHighlightTagPre();
+        highlightTagPost = fessConfig.getQueryHighlightTagPost();
     }
 
     public String getContentTitle(final Map<String, Object> document) {
diff --git a/src/main/java/org/codelibs/fess/mylasta/direction/FessConfig.java b/src/main/java/org/codelibs/fess/mylasta/direction/FessConfig.java
index b27d6f20f..7150c3ab5 100644
--- a/src/main/java/org/codelibs/fess/mylasta/direction/FessConfig.java
+++ b/src/main/java/org/codelibs/fess/mylasta/direction/FessConfig.java
@@ -572,6 +572,12 @@ public interface FessConfig extends FessEnv, org.codelibs.fess.mylasta.direction
     /** The key of the configuration. e.g. fvh */
     String QUERY_HIGHLIGHT_TYPE = "query.highlight.type";
 
+    /** The key of the configuration. e.g. &lt;strong&gt; */
+    String QUERY_HIGHLIGHT_TAG_PRE = "query.highlight.tag.pre";
+
+    /** The key of the configuration. e.g. &lt;/strong&gt; */
+    String QUERY_HIGHLIGHT_TAG_POST = "query.highlight.tag.post";
+
     /** The key of the configuration. e.g. 100000 */
     String QUERY_MAX_SEARCH_RESULT_OFFSET = "query.max.search.result.offset";
 
@@ -2999,6 +3005,20 @@ public interface FessConfig extends FessEnv, org.codelibs.fess.mylasta.direction
      */
     String getQueryHighlightType();
 
+    /**
+     * Get the value for the key 'query.highlight.tag.pre'. <br>
+     * The value is, e.g. &lt;strong&gt; <br>
+     * @return The value of found property. (NotNull: if not found, exception but basically no way)
+     */
+    String getQueryHighlightTagPre();
+
+    /**
+     * Get the value for the key 'query.highlight.tag.post'. <br>
+     * The value is, e.g. &lt;/strong&gt; <br>
+     * @return The value of found property. (NotNull: if not found, exception but basically no way)
+     */
+    String getQueryHighlightTagPost();
+
     /**
      * Get the value for the key 'query.max.search.result.offset'. <br>
      * The value is, e.g. 100000 <br>
@@ -6517,6 +6537,14 @@ public interface FessConfig extends FessEnv, org.codelibs.fess.mylasta.direction
             return get(FessConfig.QUERY_HIGHLIGHT_TYPE);
         }
 
+        public String getQueryHighlightTagPre() {
+            return get(FessConfig.QUERY_HIGHLIGHT_TAG_PRE);
+        }
+
+        public String getQueryHighlightTagPost() {
+            return get(FessConfig.QUERY_HIGHLIGHT_TAG_POST);
+        }
+
         public String getQueryMaxSearchResultOffset() {
             return get(FessConfig.QUERY_MAX_SEARCH_RESULT_OFFSET);
         }
@@ -8102,6 +8130,8 @@ public interface FessConfig extends FessEnv, org.codelibs.fess.mylasta.direction
             defaultMap.put(FessConfig.QUERY_HIGHLIGHT_FRAGMENT_SIZE, "40");
             defaultMap.put(FessConfig.QUERY_HIGHLIGHT_NUMBER_OF_FRAGMENTS, "3");
             defaultMap.put(FessConfig.QUERY_HIGHLIGHT_TYPE, "fvh");
+            defaultMap.put(FessConfig.QUERY_HIGHLIGHT_TAG_PRE, "<strong>");
+            defaultMap.put(FessConfig.QUERY_HIGHLIGHT_TAG_POST, "</strong>");
             defaultMap.put(FessConfig.QUERY_MAX_SEARCH_RESULT_OFFSET, "100000");
             defaultMap.put(FessConfig.QUERY_ADDITIONAL_RESPONSE_FIELDS, "");
             defaultMap.put(FessConfig.QUERY_ADDITIONAL_API_RESPONSE_FIELDS, "");
diff --git a/src/main/resources/fess_config.properties b/src/main/resources/fess_config.properties
index 9340a9e03..af93f6252 100644
--- a/src/main/resources/fess_config.properties
+++ b/src/main/resources/fess_config.properties
@@ -287,6 +287,8 @@ query.replace.term.with.prefix.query=true
 query.highlight.fragment.size=40
 query.highlight.number.of.fragments=3
 query.highlight.type=fvh
+query.highlight.tag.pre=<strong>
+query.highlight.tag.post=</strong>
 query.max.search.result.offset=100000
 query.additional.response.fields=
 query.additional.api.response.fields=