diff --git a/lib/screens/sales_screen.dart b/lib/screens/sales_screen.dart
index a2b6230..6c90720 100644
--- a/lib/screens/sales_screen.dart
+++ b/lib/screens/sales_screen.dart
@@ -96,40 +96,3 @@ class SalesScreen extends StatelessWidget {
     );
   }
 
-  void _showSaveDialog(BuildContext context) {
-    showDialog(
-      context: context,
-      builder: (ctx) => AlertDialog(
-        title: const Text('売上確定'),
-        content: SingleChildScrollView(
-          child: Column(
-            mainAxisSize: MainAxisSize.min,
-            children: [
-              Text('売上データを保存しますか？'),
-            ],
-          ),
-        ),
-        actions: [
-          TextButton(
-            onPressed: () => Navigator.pop(ctx),
-            child: const Text('キャンセル'),
-          ),
-          ElevatedButton(
-            onPressed: () {
-              Navigator.pop(ctx);
-              ScaffoldMessenger.of(context).showSnackBar(
-                const SnackBar(content: Text('売上保存しました')),
-              );
-            },
-            style: ElevatedButton.styleFrom(backgroundColor: Colors.green),
-            child: const Text('確定'),
-          ),
-        ],
-      ),
-    );
-  }
-
-  void _showCustomerPicker(BuildContext context) {
-    // TODO: CustomerPickerModal を再利用して実装
-  }
-}
\ No newline at end of file