diff --git a/dislocker_client.py b/dislocker_client.py
new file mode 100644
index 0000000..83e09ce
--- /dev/null
+++ b/dislocker_client.py
@@ -0,0 +1,104 @@
+import psycopg2
+import os
+import json
+import customtkinter
+from winotify import Notification, audio
+
+class App(customtkinter.CTk):
+    def __init__(self):
+        super().__init__()
+        
+
+        self.title("Dislocker ロック中")
+        self.attributes('-fullscreen', True)
+        
+        Lock()
+        
+    def exit(self):
+        self.toast()
+        self.destroy()
+
+    def toast(self):
+        resource_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), "resource")
+        success = Notification(
+            app_id='Dislocker',
+            title='ご協力ありがとうございます!',
+            msg='パスワード認証に成功しました。\n現在使われたパスワードは削除されます。',
+            icon=resource_path + r'\success.png'
+        )
+        success.set_audio(audio.Default, loop=False)
+        success.show()
+
+class Lock(customtkinter.CTkToplevel):
+    def __init__(self):
+        super().__init__()
+        self.title('Dislocker | PC番号 10 | ロックされています')
+        self.geometry('400x500')
+        self.resizable(height=False, width=False)
+        self.lift()
+
+        self.msg_title_frame = customtkinter.CTkFrame(self, corner_radius=0, fg_color='transparent')
+        self.msg_title_frame.grid(row=0, column=0, sticky="nsew")
+
+        self.msg_title_1 = customtkinter.CTkLabel(self.msg_title_frame, text='ちょっと待って!!')
+        self.msg_title_1.grid(row=0, column=0, padx=10, pady=10)
+
+        self.msg_subtitle_frame = customtkinter.CTkFrame(self, corner_radius=0, fg_color='transparent')
+        self.msg_subtitle_frame.grid(row=1, column=0, sticky="nsew")
+
+        self.msg_subtitle_1 = customtkinter.CTkLabel(self.msg_subtitle_frame, text='サインインするには、パスワードが必要です。')
+        self.msg_subtitle_1.grid(row=0, column=0, padx=10, pady=10)
+
+        self.input_frame  = customtkinter.CTkFrame(self, corner_radius=0, fg_color='transparent')
+        self.input_frame.grid(row=2, column=0, sticky="nsew")
+
+        self.password_entry = customtkinter.CTkEntry(self.input_frame, placeholder_text='パスワード', width=380)
+        self.password_entry.grid(row=0, column=0, padx=10, pady=10)
+
+        self.button_frame = customtkinter.CTkFrame(self, corner_radius=0, fg_color='transparent')
+        self.button_frame.grid(row=3, column=0, sticky="nsew")
+
+        self.signin_button = customtkinter.CTkButton(self.button_frame, text='サインイン', command=self.auth)
+        self.signin_button.grid(row=0, column=0, padx=10, pady=10)
+
+    def auth(self):
+        self.db = psycopg2.connect(f"host={db_config["host"]} dbname={db_config["db"]} port={db_config["port"]} user={db_config["username"]} password={db_config["password"]}")
+        cursor = self.db.cursor()
+        cursor.execute("SELECT * FROM pc_list WHERE pc_number = %s", (10,))
+        pc_info = cursor.fetchall()
+        auth_password = str(self.password_entry.get())
+        if pc_info[0][2] == auth_password:
+            cursor.execute("UPDATE pc_list SET password_hash = NULL WHERE pc_number = %s", (10,))
+            app.notify()
+            self.db.commit()
+            self.destroy()
+            app.exit()
+        else:
+            self.msg_subtitle_1.configure(text='サインインするには、パスワードが必要です。\nパスワードが違います!')
+
+    
+
+
+
+config_dir_path = "./config/"
+db_config_path = config_dir_path + "db.json"
+if not os.path.isfile(db_config_path):
+    if not os.path.isdir(config_dir_path):
+        os.mkdir(config_dir_path)
+
+    db_config = {
+        "host": "localhost",
+        "db": "dislocker",
+        "username": "user",
+        "password": "example_pass",
+        "port": "5432"
+    }
+    with open(db_config_path, "w") as w:
+        json.dump(db_config, w, indent=4)
+elif os.path.isfile(db_config_path):
+    with open(db_config_path, "r") as r:
+        db_config = json.load(r)
+
+if __name__ == '__main__':
+    app = App()
+    app.mainloop()