diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsAccessTokenCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsAccessTokenCB.java
index 6a3223e64..46e95ccba 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsAccessTokenCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsAccessTokenCB.java
@@ -166,7 +166,7 @@ public class BsAccessTokenCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsBadWordCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsBadWordCB.java
index caa23fcb5..9f99bb746 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsBadWordCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsBadWordCB.java
@@ -166,7 +166,7 @@ public class BsBadWordCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsBoostDocumentRuleCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsBoostDocumentRuleCB.java
index 903d332cd..1abfc435b 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsBoostDocumentRuleCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsBoostDocumentRuleCB.java
@@ -166,7 +166,7 @@ public class BsBoostDocumentRuleCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsCrawlingInfoCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsCrawlingInfoCB.java
index b3315760d..86ec5d114 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsCrawlingInfoCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsCrawlingInfoCB.java
@@ -166,7 +166,7 @@ public class BsCrawlingInfoCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsCrawlingInfoParamCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsCrawlingInfoParamCB.java
index c82789d54..3f73fcee7 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsCrawlingInfoParamCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsCrawlingInfoParamCB.java
@@ -166,7 +166,7 @@ public class BsCrawlingInfoParamCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsDataConfigCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsDataConfigCB.java
index 32d45a129..e80bf2ae6 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsDataConfigCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsDataConfigCB.java
@@ -166,7 +166,7 @@ public class BsDataConfigCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsDuplicateHostCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsDuplicateHostCB.java
index 1cd05f04e..429b880b5 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsDuplicateHostCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsDuplicateHostCB.java
@@ -166,7 +166,7 @@ public class BsDuplicateHostCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsElevateWordCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsElevateWordCB.java
index 1e35b681b..1e538a110 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsElevateWordCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsElevateWordCB.java
@@ -166,7 +166,7 @@ public class BsElevateWordCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsElevateWordToLabelCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsElevateWordToLabelCB.java
index 5e837b69e..f191e2cac 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsElevateWordToLabelCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsElevateWordToLabelCB.java
@@ -166,7 +166,7 @@ public class BsElevateWordToLabelCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFailureUrlCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFailureUrlCB.java
index 1c8bde426..28ef3e760 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFailureUrlCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFailureUrlCB.java
@@ -166,7 +166,7 @@ public class BsFailureUrlCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFileAuthenticationCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFileAuthenticationCB.java
index de751d3b3..ddcfa8a3a 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFileAuthenticationCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFileAuthenticationCB.java
@@ -166,7 +166,7 @@ public class BsFileAuthenticationCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFileConfigCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFileConfigCB.java
index a750c8331..46fb08387 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFileConfigCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsFileConfigCB.java
@@ -166,7 +166,7 @@ public class BsFileConfigCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsJobLogCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsJobLogCB.java
index 256065f1d..da5af027f 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsJobLogCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsJobLogCB.java
@@ -166,7 +166,7 @@ public class BsJobLogCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsKeyMatchCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsKeyMatchCB.java
index 117eb4b15..e4826675c 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsKeyMatchCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsKeyMatchCB.java
@@ -166,7 +166,7 @@ public class BsKeyMatchCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsLabelTypeCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsLabelTypeCB.java
index e191f5436..c047a8d8c 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsLabelTypeCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsLabelTypeCB.java
@@ -166,7 +166,7 @@ public class BsLabelTypeCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsPathMappingCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsPathMappingCB.java
index 4e04fae4e..0d54c341e 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsPathMappingCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsPathMappingCB.java
@@ -166,7 +166,7 @@ public class BsPathMappingCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRelatedContentCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRelatedContentCB.java
index 39e59725d..629d8b65e 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRelatedContentCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRelatedContentCB.java
@@ -166,7 +166,7 @@ public class BsRelatedContentCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRelatedQueryCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRelatedQueryCB.java
index 1b7d82f70..2b7cf9fce 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRelatedQueryCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRelatedQueryCB.java
@@ -166,7 +166,7 @@ public class BsRelatedQueryCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRequestHeaderCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRequestHeaderCB.java
index 2fb7a2930..c71cbe389 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRequestHeaderCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRequestHeaderCB.java
@@ -166,7 +166,7 @@ public class BsRequestHeaderCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRoleTypeCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRoleTypeCB.java
index 025e43066..547c19c67 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRoleTypeCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsRoleTypeCB.java
@@ -166,7 +166,7 @@ public class BsRoleTypeCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsScheduledJobCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsScheduledJobCB.java
index e35980fc8..8ff6dfe8f 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsScheduledJobCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsScheduledJobCB.java
@@ -166,7 +166,7 @@ public class BsScheduledJobCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsThumbnailQueueCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsThumbnailQueueCB.java
index 4c780f357..d0155df21 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsThumbnailQueueCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsThumbnailQueueCB.java
@@ -166,7 +166,7 @@ public class BsThumbnailQueueCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsWebAuthenticationCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsWebAuthenticationCB.java
index 7adaea749..a94adcc95 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsWebAuthenticationCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsWebAuthenticationCB.java
@@ -166,7 +166,7 @@ public class BsWebAuthenticationCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsWebConfigCB.java b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsWebConfigCB.java
index b42a9bab9..90a401afd 100644
--- a/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsWebConfigCB.java
+++ b/src/main/java/org/codelibs/fess/es/config/cbean/bs/BsWebConfigCB.java
@@ -166,7 +166,7 @@ public class BsWebConfigCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsClickLogCB.java b/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsClickLogCB.java
index ca4867d3a..5580ad476 100644
--- a/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsClickLogCB.java
+++ b/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsClickLogCB.java
@@ -166,7 +166,7 @@ public class BsClickLogCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsFavoriteLogCB.java b/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsFavoriteLogCB.java
index 945d81ef2..3dedc903d 100644
--- a/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsFavoriteLogCB.java
+++ b/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsFavoriteLogCB.java
@@ -166,7 +166,7 @@ public class BsFavoriteLogCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsSearchLogCB.java b/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsSearchLogCB.java
index 3e79317f4..66fb5d35d 100644
--- a/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsSearchLogCB.java
+++ b/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsSearchLogCB.java
@@ -166,7 +166,7 @@ public class BsSearchLogCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsUserInfoCB.java b/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsUserInfoCB.java
index d7c1debe9..23a121d98 100644
--- a/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsUserInfoCB.java
+++ b/src/main/java/org/codelibs/fess/es/log/cbean/bs/BsUserInfoCB.java
@@ -166,7 +166,7 @@ public class BsUserInfoCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsGroupCB.java b/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsGroupCB.java
index d68bdf7c8..458bb4522 100644
--- a/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsGroupCB.java
+++ b/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsGroupCB.java
@@ -166,7 +166,7 @@ public class BsGroupCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsRoleCB.java b/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsRoleCB.java
index 22143ce67..4384c068d 100644
--- a/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsRoleCB.java
+++ b/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsRoleCB.java
@@ -166,7 +166,7 @@ public class BsRoleCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);
diff --git a/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsUserCB.java b/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsUserCB.java
index 2e5af26db..5ec366606 100644
--- a/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsUserCB.java
+++ b/src/main/java/org/codelibs/fess/es/user/cbean/bs/BsUserCB.java
@@ -166,7 +166,7 @@ public class BsUserCB extends EsAbstractConditionBean {
     }
 
     public static class HpSpecification {
-        private List<String> columnList = new ArrayList<>();
+        protected List<String> columnList = new ArrayList<>();
 
         private void doColumn(String name) {
             columnList.add(name);