diff --git a/src/main/resources/fess_indices/fess.json b/src/main/resources/fess_indices/fess.json
index 0bdf1e2f3..51e91accb 100644
--- a/src/main/resources/fess_indices/fess.json
+++ b/src/main/resources/fess_indices/fess.json
@@ -50,7 +50,6 @@
             "記号-空白",
             "記号-読点",
             "形容詞",
-            "形容詞-自立",
             "形容詞-接尾",
             "形容詞-非自立",
             "語断片",
@@ -76,15 +75,8 @@
             "接頭詞-数接続",
             "接頭詞-動詞接続",
             "接頭詞-名詞接続",
-            "動詞",
-            "動詞-自立",
             "動詞-接尾",
-            "動詞-非自立",
             "非言語音",
-            "副詞",
-            "副詞-一般",
-            "副詞-助詞類接続",
-            "未知語",
             "連体詞"
           ]
         },
@@ -455,20 +447,6 @@
             "lowercase"
           ]
         },
-        "japanese_search_analyzer": {
-          "type": "custom",
-          "char_filter": [
-            "mapping_ja_filter",
-            "kuromoji_neologd_iteration_mark"
-          ],
-          "tokenizer": "kuromoji_neologd_tokenizer",
-          "filter": [
-            "truncate10_filter",
-            "kuromoji_neologd_baseform",
-            "kuromoji_neologd_stemmer",
-            "lowercase"
-          ]
-        },
         "english_analyzer": {
           "type": "custom",
           "tokenizer": "standard",
diff --git a/src/main/resources/fess_indices/fess/doc.json b/src/main/resources/fess_indices/fess/doc.json
index 77aa1290d..76c48c4a9 100644
--- a/src/main/resources/fess_indices/fess/doc.json
+++ b/src/main/resources/fess_indices/fess/doc.json
@@ -201,8 +201,7 @@
           "match": "*_ja",
           "mapping": {
             "type": "string",
-            "analyzer": "japanese_analyzer",
-            "search_analyzer": "japanese_search_analyzer"
+            "analyzer": "japanese_analyzer"
           }
         }
       },