diff --git a/ecs/jskult-webapp/src/data/BioData_template.xlsx b/ecs/jskult-webapp/src/data/BioData_template.xlsx
index ec1575a2..c548d308 100644
Binary files a/ecs/jskult-webapp/src/data/BioData_template.xlsx and b/ecs/jskult-webapp/src/data/BioData_template.xlsx differ
diff --git a/ecs/jskult-webapp/src/services/bio_view_service.py b/ecs/jskult-webapp/src/services/bio_view_service.py
index 719e90d4..28a96621 100644
--- a/ecs/jskult-webapp/src/services/bio_view_service.py
+++ b/ecs/jskult-webapp/src/services/bio_view_service.py
@@ -5,7 +5,6 @@ import shutil
 from datetime import datetime
 
 import pandas as pd
-from openpyxl.styles.borders import Border, Side
 
 from src.aws.aws_api_client import AWSAPIClient
 from src.aws.s3 import S3Client
@@ -157,11 +156,11 @@ class BioViewService(BaseService):
             # Excelに罫線を引く
             workbook = writer.book
             sheet = workbook['Sheet1']
-            side = Side(style='thin', color='000000')
-            border = Border(top=side, bottom=side, left=side, right=side)
-            for row in sheet[f'A1:AK{data_frame_range + 1}']:
+            # A2セルに罫線の書式を設定しておき、同じ書式を設定する
+            formatted_cell = sheet['A2']
+            for row in sheet[f'A2:AK{data_frame_range + 1}']:
                 for cell in row:
-                    cell.border = border
+                    cell._style = formatted_cell._style
 
             data_frame_chunk_size = 2000  # 1回あたりの書き出し行数
             is_first = True  # ループの初回