diff --git a/dislocker_client.py b/dislocker_client.py
index a690366..f8bd131 100644
--- a/dislocker_client.py
+++ b/dislocker_client.py
@@ -34,6 +34,7 @@ if not os.path.isfile(client_config_path):
         "pc_number": 1,
         "master_password_hash": "",
         "testing": 0,
+        "eraser": 1,
         "pc_uuid": "",
         "pc_token": ""
     }
@@ -427,15 +428,17 @@ class Stop():
     
     def stop(self):
         print("停止処理を実行。")
-
-        appdata_local = os.path.expandvars("%LOCALAPPDATA%")
-        appdata_roaming = os.path.expandvars("%APPDATA%")
-        epic_del = app.delete_appdata(process_name="EpicGamesLauncher.exe", dir_path=f"{appdata_local}\\EpicGamesLauncher\\Saved")
-        chrome_del = app.delete_appdata(process_name="chrome.exe", dir_path=f"{appdata_local}\\Google\\Chrome\\User Data")
-        discord_del = app.delete_appdata(process_name="discord.exe", dir_path=f"{appdata_roaming}\\discord")
-        steam_del = app.delete_appdata(process_name="steam.exe", dir_path=f"{appdata_local}\\Steam")
-        ea_del = app.delete_appdata(process_name="EADesktop.exe", dir_path=f"{appdata_local}\\Electronic Arts")
-        riot_del = app.delete_appdata(process_name="RiotClientServices.exe", dir_path=f"{appdata_local}\\Riot Games\\Riot Client")
+        if client_config["eraser"] == 1:
+            appdata_local = os.path.expandvars("%LOCALAPPDATA%")
+            appdata_roaming = os.path.expandvars("%APPDATA%")
+            epic_del = app.delete_appdata(process_name="EpicGamesLauncher.exe", dir_path=f"{appdata_local}\\EpicGamesLauncher\\Saved")
+            chrome_del = app.delete_appdata(process_name="chrome.exe", dir_path=f"{appdata_local}\\Google\\Chrome\\User Data")
+            discord_del = app.delete_appdata(process_name="discord.exe", dir_path=f"{appdata_roaming}\\discord")
+            steam_del = app.delete_appdata(process_name="steam.exe", dir_path=f"{appdata_local}\\Steam")
+            ea_del = app.delete_appdata(process_name="EADesktop.exe", dir_path=f"{appdata_local}\\Electronic Arts")
+            riot_del = app.delete_appdata(process_name="RiotClientServices.exe", dir_path=f"{appdata_local}\\Riot Games\\Riot Client")
+        else:
+            print("削除処理をスキップ。")
         stop_url = client_config["auth_host_url"] + "/stop"
         stop_json = {
             "pc_number": int(client_config["pc_number"]),