diff --git a/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/table_mapper/concrete/com_prefc_med_equpment_mapper.py b/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/table_mapper/concrete/com_prefc_med_equpment_mapper.py
index 4d345900..d48059af 100644
--- a/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/table_mapper/concrete/com_prefc_med_equpment_mapper.py
+++ b/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/table_mapper/concrete/com_prefc_med_equpment_mapper.py
@@ -89,6 +89,10 @@ class ComPrefcMedEqupmentMapper(UltmarcTableMapper):
         return
 
     def __make_upsert_query(self):
+        # 修正のレコードだった場合はNULLに変換する
+        if self.record.bed_num == '@':
+                self.query_parameter['bed_num'] = None
+
         # レコードの存在確認
         record_count = self.db.execute_select(self.RECORD_EXISTS_QUERY, self.query_parameter)
         # 存在しない場合はInsert
@@ -97,9 +101,7 @@ class ComPrefcMedEqupmentMapper(UltmarcTableMapper):
 
         # 存在する場合はUpdate
         # 病床数が空の場合は更新しない
-        if self.record.bed_num is not None:
-            if self.record.bed_num == '@':
-                self.query_parameter['bed_num'] = None
+        if self.record.is_bed_num_not_empty:
             return self.UPDATE_QUERY
         else:
             return None
diff --git a/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/tables/com_prefc_med_equpment.py b/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/tables/com_prefc_med_equpment.py
index 491a0a3f..c0d90d24 100644
--- a/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/tables/com_prefc_med_equpment.py
+++ b/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/tables/com_prefc_med_equpment.py
@@ -23,8 +23,12 @@ class ComPrefcMedEqupment(UltmarcTable):
         self.adddel_div = record[6]
         self.bed_num = record[9]
 
+        # Update判断フラグ。数値が空の場合は更新しない。
+        self.is_bed_num_not_empty = True
+
         # smallint型のカラム値は、空文字で渡ってきた場合はNULLに変換する
         self.bed_num = self.bed_num if len(self.bed_num) > 0 else None
+        self.is_bed_num_not_empty = self.bed_num is not None
 
         # DCFDSF施設コード
         self.dcfdsf_inst_code = ''.join([self.dcfhp_id, self.dcfhp_code, self.dcfhp_yobi])
diff --git a/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_prefc_med_equpment/com_prefc_med_equpment_insert.csv b/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_prefc_med_equpment/com_prefc_med_equpment_insert.csv
index b5882b97..83362ab7 100644
--- a/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_prefc_med_equpment/com_prefc_med_equpment_insert.csv
+++ b/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_prefc_med_equpment/com_prefc_med_equpment_insert.csv
@@ -3,4 +3,4 @@
 "133","00","9901649","","A","009","2","20141113","20141114","3"
 "133","00","9901679","","A","015","2","20141113","20141114",""
 "133","00","9904439","","A","006","2","20141113","20141114",""
-"133","00","9929798","","A","010","2","20141113","20141114",""
+"133","00","9929798","","A","010","2","20141113","20141114","@"