diff --git a/ecs/jskult-webapp/src/repositories/bu_master_cd_repository.py b/ecs/jskult-webapp/src/repositories/bu_master_cd_repository.py
index 62b24de0..36992192 100644
--- a/ecs/jskult-webapp/src/repositories/bu_master_cd_repository.py
+++ b/ecs/jskult-webapp/src/repositories/bu_master_cd_repository.py
@@ -1,5 +1,8 @@
 from src.repositories.base_repository import BaseRepository
 from src.model.db.master_mente_count import MasterMenteCountModel
+from src.logging.get_logger import get_logger
+
+logger = get_logger('ビジネスユニットマスタ')
 
 
 class BuMasterRepository(BaseRepository):
@@ -23,7 +26,7 @@ class BuMasterRepository(BaseRepository):
                 return 0
             return models[0].count
         except Exception as e:
-            print(f"[ERROR] DB Error : Exception={e.args}")
+            logger.exception(f"DB Error : Exception={e.args}")
             raise e
         finally:
             self._database.disconnect()
diff --git a/ecs/jskult-webapp/src/repositories/emp_chg_inst_repository.py b/ecs/jskult-webapp/src/repositories/emp_chg_inst_repository.py
index b90ea51c..abcd93ea 100644
--- a/ecs/jskult-webapp/src/repositories/emp_chg_inst_repository.py
+++ b/ecs/jskult-webapp/src/repositories/emp_chg_inst_repository.py
@@ -1,5 +1,8 @@
 from src.repositories.base_repository import BaseRepository
 from src.model.db.master_mente_count import MasterMenteCountModel
+from src.logging.get_logger import get_logger
+
+logger = get_logger('従業員担当施設マスタ')
 
 
 class EmpChgInstRepository(BaseRepository):
@@ -66,7 +69,7 @@ class EmpChgInstRepository(BaseRepository):
                 'update_user_name': update_user_name
             })
         except Exception as e:
-            print(f"[ERROR] DB Error : Exception={e.args}")
+            logger.exception(f"DB Error : Exception={e.args}")
             raise e
 
     UPDATE_SQL = """\
@@ -94,7 +97,7 @@ class EmpChgInstRepository(BaseRepository):
                 'update_user_name': update_user_name
             })
         except Exception as e:
-            print(f"[ERROR] DB Error : Exception={e.args}")
+            logger.exception(f"DB Error : Exception={e.args}")
             raise e
 
     UPDATE_SQL = """\
@@ -121,7 +124,7 @@ class EmpChgInstRepository(BaseRepository):
                 'update_user_name': update_user_name
             })
         except Exception as e:
-            print(f"[ERROR] DB Error : Exception={e.args}")
+            logger.exception(f"DB Error : Exception={e.args}")
             raise e
 
     FETCH_COUNT_SQL = """\
@@ -146,7 +149,7 @@ class EmpChgInstRepository(BaseRepository):
                 return 0
             return models[0].count
         except Exception as e:
-            print(f"[ERROR] DB Error : Exception={e.args}")
+            logger.exception(f"DB Error : Exception={e.args}")
             raise e
         finally:
             self._database.disconnect()
diff --git a/ecs/jskult-webapp/src/repositories/emp_master_repository.py b/ecs/jskult-webapp/src/repositories/emp_master_repository.py
index 631bd643..620e4fee 100644
--- a/ecs/jskult-webapp/src/repositories/emp_master_repository.py
+++ b/ecs/jskult-webapp/src/repositories/emp_master_repository.py
@@ -1,5 +1,8 @@
 from src.repositories.base_repository import BaseRepository
 from src.model.db.master_mente_count import MasterMenteCountModel
+from src.logging.get_logger import get_logger
+
+logger = get_logger('従業員マスタ')
 
 
 class EmpMasterRepository(BaseRepository):
@@ -26,7 +29,7 @@ class EmpMasterRepository(BaseRepository):
                 return 0
             return models[0].count
         except Exception as e:
-            print(f"[ERROR] DB Error : Exception={e.args}")
+            logger.exception(f"DB Error : Exception={e.args}")
             raise e
         finally:
             self._database.disconnect()
diff --git a/ecs/jskult-webapp/src/repositories/mst_inst_repository.py b/ecs/jskult-webapp/src/repositories/mst_inst_repository.py
index bafcc525..9c92599c 100644
--- a/ecs/jskult-webapp/src/repositories/mst_inst_repository.py
+++ b/ecs/jskult-webapp/src/repositories/mst_inst_repository.py
@@ -1,5 +1,8 @@
 from src.repositories.base_repository import BaseRepository
 from src.model.db.master_mente_count import MasterMenteCountModel
+from src.logging.get_logger import get_logger
+
+logger = get_logger('メルク施設マスタ')
 
 
 class MstInstRepository(BaseRepository):
@@ -10,20 +13,20 @@ class MstInstRepository(BaseRepository):
         FROM
             src05.mst_inst
         WHERE
-            mst_inst.inst_cd = :instcd
+            mst_inst.inst_cd = :inst_cd
     """
 
-    def fetch_count(self, instcd) -> MasterMenteCountModel:
+    def fetch_count(self, inst_cd) -> MasterMenteCountModel:
         try:
             self._database.connect()
             query = self.FETCH_COUNT_SQL
-            result = self._database.execute_select(query, {'instcd': instcd})
+            result = self._database.execute_select(query, {'inst_cd': inst_cd})
             models = [MasterMenteCountModel(**r) for r in result]
             if len(models) == 0:
                 return 0
             return models[0].count
         except Exception as e:
-            print(f"[ERROR] DB Error : Exception={e.args}")
+            logger.exception(f"DB Error : Exception={e.args}")
             raise e
         finally:
             self._database.disconnect()