diff --git a/lambda/check-view-secutiry-option/check-view-option/constants.py b/lambda/check-view-secutiry-option/check-view-option/constants.py
index 1672c5a4..2ef6a079 100644
--- a/lambda/check-view-secutiry-option/check-view-option/constants.py
+++ b/lambda/check-view-secutiry-option/check-view-option/constants.py
@@ -1,8 +1,6 @@
 # logger
 LOG_FORMAT = '[%(levelname)s]\t%(asctime)s\t%(message)s\n'
 LOG_DATE_FORMAT = '%Y-%m-%d %H:%M:%S'
-DEFAULT_TIMEZONE = "Asia/Tokyo"
-LOG_LEVEL = 'LOG_LEVEL'
 LOG_LEVEL_INFO = 'INFO'
 
 # environments
@@ -16,8 +14,10 @@ NOTICE_MAIL_TITLE_TEMPLATE_PATH = 'NOTICE_MAIL_TITLE_TEMPLATE_PATH'
 PARAM_NAME_DB_HOST = 'PARAM_NAME_DB_HOST'
 PARAM_NAME_DB_USER_NAME = 'PARAM_NAME_DB_USER_NAME'
 PARAM_NAME_DB_USER_PASSWORD = 'PARAM_NAME_DB_USER_PASSWORD'
+TZ = 'TZ'
 
 # system var
 AWS_RESOURCE_S3 = 's3'
 S3_RESPONSE_BODY = 'Body'
 UTF8 = 'utf-8'
+LAUNCH_ON_LOCAL = 'local'
diff --git a/lambda/check-view-secutiry-option/check-view-option/environments.py b/lambda/check-view-secutiry-option/check-view-option/environments.py
index 56edb18c..87156c19 100644
--- a/lambda/check-view-secutiry-option/check-view-option/environments.py
+++ b/lambda/check-view-secutiry-option/check-view-option/environments.py
@@ -4,7 +4,8 @@ from constants import (CHECK_TARGET_SCHEMA_NAMES_PATH, CONFIG_BUCKET_NAME,
                        LOG_LEVEL, LOG_LEVEL_INFO, MBJ_NOTICE_TOPIC,
                        NDS_NOTICE_TOPIC, NOTICE_MAIL_BODY_TEMPLATE_PATH,
                        NOTICE_MAIL_TITLE_TEMPLATE_PATH, PARAM_NAME_DB_HOST,
-                       PARAM_NAME_DB_USER_NAME, PARAM_NAME_DB_USER_PASSWORD)
+                       PARAM_NAME_DB_USER_NAME, PARAM_NAME_DB_USER_PASSWORD,
+                       TZ)
 
 LOG_LEVEL = os.environ.get(LOG_LEVEL, LOG_LEVEL_INFO)
 CHECK_TARGET_SCHEMA_NAMES_PATH = os.environ[CHECK_TARGET_SCHEMA_NAMES_PATH]
@@ -17,3 +18,5 @@ NOTICE_MAIL_TITLE_TEMPLATE_PATH = os.environ[NOTICE_MAIL_TITLE_TEMPLATE_PATH]
 PARAM_NAME_DB_HOST = os.environ[PARAM_NAME_DB_HOST]
 PARAM_NAME_DB_USER_NAME = os.environ[PARAM_NAME_DB_USER_NAME]
 PARAM_NAME_DB_USER_PASSWORD = os.environ[PARAM_NAME_DB_USER_PASSWORD]
+
+TZ = os.environ[TZ]
diff --git a/lambda/check-view-secutiry-option/check-view-option/medaca_logger.py b/lambda/check-view-secutiry-option/check-view-option/medaca_logger.py
index b46d893e..fac70c1c 100644
--- a/lambda/check-view-secutiry-option/check-view-option/medaca_logger.py
+++ b/lambda/check-view-secutiry-option/check-view-option/medaca_logger.py
@@ -3,8 +3,8 @@ import logging
 import sys
 from zoneinfo import ZoneInfo
 
-from constants import DEFAULT_TIMEZONE, LOG_DATE_FORMAT, LOG_FORMAT
-from environments import LOG_LEVEL
+from constants import LAUNCH_ON_LOCAL, LOG_DATE_FORMAT, LOG_FORMAT
+from environments import LOG_LEVEL, TZ
 
 
 class SingletonLogger:
@@ -17,10 +17,10 @@ class SingletonLogger:
             LOG_FORMAT,
             LOG_DATE_FORMAT
         )
-        formatter.converter = lambda *arg: datetime.datetime.now(ZoneInfo(DEFAULT_TIMEZONE)).timetuple()
+        formatter.converter = lambda *arg: datetime.datetime.now(ZoneInfo(TZ)).timetuple()
         # ローカル環境で動かす場合、標準出力ハンドラーを追加する
         # AWS Lambda上では`LambdaLoggerHandler`がデフォルトでセットされている
-        if len(sys.argv) == 2 and sys.argv[1] == 'local':
+        if len(sys.argv) == 2 and sys.argv[1] == LAUNCH_ON_LOCAL:
             localHandler = logging.StreamHandler()
             logger.addHandler(localHandler)
         for handler in logger.handlers: