diff --git a/ecs/jskult-batch-daily/src/batch/batch_functions.py b/ecs/jskult-batch-daily/src/batch/batch_functions.py
index b6b06458..0e8a78fa 100644
--- a/ecs/jskult-batch-daily/src/batch/batch_functions.py
+++ b/ecs/jskult-batch-daily/src/batch/batch_functions.py
@@ -53,4 +53,4 @@ def logging_sql(logger, sql):
         logger (logging.Logger): ロガー
         sql (str): SQL文
     """
-    logger.debug(f'\n{"-"*15}\n{textwrap.dedent(sql)[1:-1]}\n{"-"*15}')
\ No newline at end of file
+    logger.debug(f'\n{"-"*15}\n{textwrap.dedent(sql)[1:-1]}\n{"-"*15}')
diff --git a/ecs/jskult-batch-daily/src/batch/common/batch_config.py b/ecs/jskult-batch-daily/src/batch/common/batch_config.py
index cfaef528..e1db0417 100644
--- a/ecs/jskult-batch-daily/src/batch/common/batch_config.py
+++ b/ecs/jskult-batch-daily/src/batch/common/batch_config.py
@@ -5,6 +5,6 @@ class BatchConfig:
 
     @classmethod
     def get_instance(cls):
-        if cls.__instance == None:
+        if cls.__instance is None:
             cls.__instance = cls()
         return cls.__instance
diff --git a/ecs/jskult-batch-daily/src/logging/get_logger.py b/ecs/jskult-batch-daily/src/logging/get_logger.py
index 868ab5ea..f36f1199 100644
--- a/ecs/jskult-batch-daily/src/logging/get_logger.py
+++ b/ecs/jskult-batch-daily/src/logging/get_logger.py
@@ -6,8 +6,16 @@ from src.system_var.environment import LOG_LEVEL
 for name in ["boto3", "botocore", "s3transfer", "urllib3"]:
     logging.getLogger(name).setLevel(logging.WARNING)
 
-# 共通ロガー
-def get_logger(log_name):
+
+def get_logger(log_name: str) -> logging.Logger:
+    """一意のログ出力モジュールを取得します。
+
+    Args:
+        log_name (str): ロガー名
+
+    Returns:
+        _type_: _description_
+    """
     logger = logging.getLogger(log_name)
     level = logging.getLevelName(LOG_LEVEL)
     if not isinstance(level, int):