diff --git a/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/table_mapper/concrete/com_dr_wrkplace_mapper.py b/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/table_mapper/concrete/com_dr_wrkplace_mapper.py
index 8b9253a2..eacaadae 100644
--- a/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/table_mapper/concrete/com_dr_wrkplace_mapper.py
+++ b/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/table_mapper/concrete/com_dr_wrkplace_mapper.py
@@ -4,7 +4,7 @@ from src.batch.ultmarc.utmp_tables.tables.com_dr_wrkplace import ComDrWrkplace
 
 
 class ComDrWrkplaceMapper(UltmarcTableMapper):
-    """レイアウト区分501-01:COM_医師勤務先 登録処理"""
+    """レイアウト区分502:COM_医師勤務先 登録処理"""
 
     # レコード存在確認SQL
     RECORD_EXISTS_QUERY = """\
@@ -212,13 +212,14 @@ class ComDrWrkplaceMapper(UltmarcTableMapper):
             make_history_query = self.TO_HISTORY_QUERY
 
         update_columns = ','.join(set_clauses_with_historical + set_clause_without_historical)
-        if len(update_columns) > 0:
+        if len(update_columns) == 0:
+            update_query = None
+        else:
             # 何かしら更新がある場合、末尾にカンマを付けてSET句を完成させる
             update_columns += ','
-
-        update_query = self.UPDATE_QUERY.format(
-            update_columns=update_columns
-        )
+            update_query = self.UPDATE_QUERY.format(
+                update_columns=update_columns
+            )
 
         return [make_history_query, update_query]
 
diff --git a/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/com_dr_wrkplace_update.csv b/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/com_dr_wrkplace_update.csv
index 73c4c336..5cc42095 100644
--- a/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/com_dr_wrkplace_update.csv
+++ b/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/com_dr_wrkplace_update.csv
@@ -2,4 +2,5 @@
 "502","01","995783","","B","00","5507600","","","20170907","20170910","@","802","@","＠","@",""
 "502","01","997682","","A","00","5408060","","","20141113","20141114","","","","","",""
 "502","01","997682","","B","00","5402984","","","20141113","20141114","165","@","","","",""
-"502","01","999613","","B","00","5504428","","2","20170328","20170401","501","","9999","内分泌・骨代謝外来","ﾅｲﾌﾞﾝﾋﾟ.ﾎﾈﾀｲｼﾔｶﾞｲﾗｲ",""
\ No newline at end of file
+"502","01","999613","","B","00","5504428","","2","20170328","20170401","501","","9999","内分泌・骨代謝外来","ﾅｲﾌﾞﾝﾋﾟ.ﾎﾈﾀｲｼﾔｶﾞｲﾗｲ",""
+"502","01","999999","","B","00","5409446","","","20170906","20170910","","","","","",""
\ No newline at end of file
diff --git a/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/db_com_dr_wrkplace_before_update.csv b/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/db_com_dr_wrkplace_before_update.csv
index f0da440a..8113fcc1 100644
--- a/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/db_com_dr_wrkplace_before_update.csv
+++ b/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/db_com_dr_wrkplace_before_update.csv
@@ -9,3 +9,4 @@
 "005504428","01997906","7212",,"144","2020-02-22","ﾕｹﾂ.ｻｲﾎﾞｳﾁﾘﾖｳｶﾞｸ","輸血・細胞治療学",,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:23:39","clsComDrWrk"
 "005507600","01997906","9114",,"144","2020-02-22","ｻｲﾎﾞｳｲｼﾖｸﾌﾞﾓﾝ","細胞移植部門",,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:23:39","clsComDrWrk"
 "005504428","01999613","5140",,"144","2020-02-22","ﾔｸﾘｶﾞｸ","薬理学",,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:23:39","clsComDrWrk"
+"005409446","01999999","1118",,,"2020-02-22","ｹﾂｴｷﾅｲｶ","血液内科",,"2022-02-02","NULL","NULL","NULL","NULL","NULL","2022-02-02 10:45:16","com_dr_wrkplace_mapper","2022-02-02 14:54:00","com_dr_wrkplace_mapper"
diff --git a/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/expect_com_dr_wrkplace_update.csv b/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/expect_com_dr_wrkplace_update.csv
index 1cee6ac3..cce6de1e 100644
--- a/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/expect_com_dr_wrkplace_update.csv
+++ b/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/expect_com_dr_wrkplace_update.csv
@@ -1,11 +1,12 @@
 "dcf_dsf_inst_cd","dcf_pcf_dr_cd","blng_sec_cd","post_cd","identity_cd","aply_start_ymd","blng_sec_name_kana","blng_sec_name","notdm_flg","regist_ymd","update_ymd","regist_date","create_user","update_date","update_user","sys_regist_date","regist_prgm_id","sys_update_date","update_prgm_id"
 "005414992","01995783",,"501",,"2020-02-22",,,,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:23:39","clsComDrWrk"
 "005507600","01995783","9999",,"802","2020-02-23","NULL","NULL","1","2022-02-03","2022-02-03","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:43:43","com_dr_wrkplace_mapper"
-"005402984","01997682","1512","165",,"2020-02-23","ｼﾖｳｶｷｹﾞｶ","消化器外科",,"2022-02-03","2022-02-03","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:43:43","com_dr_wrkplace_mapper"
-"005408060","01997682","6802",,"144","2020-02-22","ｼﾖｳｶｷｹﾞｶｶﾞｸ1","消化器外科学Ⅰ",,"2022-02-03","2022-02-03","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:43:43","com_dr_wrkplace_mapper"
-"005412977","01997682","6720",,"144","2020-02-22","ｼﾖｳｶｷｹﾞｶｶﾞｸ","消化器外科学",,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:23:39","clsComDrWrk"
-"005409446","01997906","1118","501",,"2020-02-22","ｹﾂｴｷﾅｲｶ","血液内科","NULL","2022-02-03","2022-02-03","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:43:43","com_dr_wrkplace_mapper"
-"005503358","01997906","1118","172","144","2020-02-22","ｹﾂｴｷﾅｲｶ","血液内科",,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:23:39","clsComDrWrk"
-"005504428","01997906","7212",,"144","2020-02-22","ﾕｹﾂ.ｻｲﾎﾞｳﾁﾘﾖｳｶﾞｸ","輸血・細胞治療学",,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:23:39","clsComDrWrk"
-"005507600","01997906","9114",,"144","2020-02-22","ｻｲﾎﾞｳｲｼﾖｸﾌﾞﾓﾝ","細胞移植部門",,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:23:39","clsComDrWrk"
-"005504428","01999613","9999","501","144","2020-02-23","ﾅｲﾌﾞﾝﾋﾟ.ﾎﾈﾀｲｼﾔｶﾞｲﾗｲ","内分泌・骨代謝外来",,"2022-02-03","2022-02-03","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:43:43","com_dr_wrkplace_mapper"
\ No newline at end of file
+"005402984","01997682","1512","165",,"2020-02-23","ｼﾖｳｶｷｹﾞｶ","消化器外科",,"2022-02-03","2022-02-03","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:00:43","com_dr_wrkplace_mapper"
+"005408060","01997682","6802",,"144","2020-02-22","ｼﾖｳｶｷｹﾞｶｶﾞｸ1","消化器外科学Ⅰ",,"2022-02-03","2022-02-03","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:43:43","clsComDrWrk"
+"005412977","01997682","6720",,"144","2020-02-22","ｼﾖｳｶｷｹﾞｶｶﾞｸ","消化器外科学",,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:00:39","clsComDrWrk"
+"005409446","01997906","1118","501",,"2020-02-22","ｹﾂｴｷﾅｲｶ","血液内科","NULL","2022-02-03","2022-02-03","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:00:43","com_dr_wrkplace_mapper"
+"005409446","01999999","1118",,,"2020-02-22","ｹﾂｴｷﾅｲｶ","血液内科",,"2022-02-02","NULL","NULL","NULL","NULL","NULL","2022-02-02 10:45:16","com_dr_wrkplace_mapper","2022-02-02 14:00:00","com_dr_wrkplace_mapper"
+"005503358","01997906","1118","172","144","2020-02-22","ｹﾂｴｷﾅｲｶ","血液内科",,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:00:39","clsComDrWrk"
+"005504428","01997906","7212",,"144","2020-02-22","ﾕｹﾂ.ｻｲﾎﾞｳﾁﾘﾖｳｶﾞｸ","輸血・細胞治療学",,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:00:39","clsComDrWrk"
+"005507600","01997906","9114",,"144","2020-02-22","ｻｲﾎﾞｳｲｼﾖｸﾌﾞﾓﾝ","細胞移植部門",,"2022-02-03","NULL","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:00:39","clsComDrWrk"
+"005504428","01999613","9999","501","144","2020-02-23","ﾅｲﾌﾞﾝﾋﾟ.ﾎﾈﾀｲｼﾔｶﾞｲﾗｲ","内分泌・骨代謝外来",,"2022-02-03","2022-02-03","NULL","NULL","NULL","NULL","2022-02-03 14:23:39","clsComDrWrk","2022-02-03 14:00:43","com_dr_wrkplace_mapper"
diff --git a/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/test_com_dr_wrkplace_mapper.py b/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/test_com_dr_wrkplace_mapper.py
index 89e65b54..e532513d 100644
--- a/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/test_com_dr_wrkplace_mapper.py
+++ b/ecs/jskult-batch-daily/tests/batch/ultmarc/utmp_tables/table_mapper/com_dr_wrkplace/test_com_dr_wrkplace_mapper.py
@@ -29,13 +29,13 @@ class TestComDrWrkplaceMapper:
         # setup
         self.db = database
         self.db.connect()
-        self.db.begin()
+    #    self.db.begin()
 
         # testing
         yield
 
         # teardown
-        self.db.rollback()
+    #    self.db.rollback()
         self.db.disconnect()
 
     def test_insert_record(self):