diff --git a/dislocker.py b/dislocker.py
index e496f30..5926cfd 100644
--- a/dislocker.py
+++ b/dislocker.py
@@ -850,8 +850,9 @@ class Bot(discord.Client):
 
         elif custom_id_split[0] == "reasonregister":
             pc_number = custom_id_split[1]
-            device_number = custom_id_split[2]
-            reason_input_form = Reason(title="Dislocker | 登録", pc_number=str(pc_number), device_number=str(device_number))
+            keyboard_number = custom_id_split[2]
+            mouse_number = custom_id_split[3]
+            reason_input_form = Reason(title="Dislocker | 登録", pc_number=str(pc_number), keyboard_number=str(keyboard_number), mouse_number=str(mouse_number))
             await interaction.response.send_modal(reason_input_form)
 
         elif custom_id_split[0] == "stop":
@@ -979,11 +980,10 @@ class Monitor():
 
 
 class Reason(Modal):
-    def __init__(self, title: str, pc_number: str, device_number: str, timeout=15) -> None:
+    def __init__(self, title: str, pc_number: str, keyboard_number: str, mouse_number: str, timeout=15) -> None:
         super().__init__(title=title, timeout=timeout)
-        print(pc_number)
-        print(device_number)
-        self.reason_input_form = TextInput(label="使用目的を入力してください", style=TextStyle.short, custom_id=f"register_{pc_number}_{device_number}")
+        print(pc_number, keyboard_number, mouse_number)
+        self.reason_input_form = TextInput(label="使用目的を入力してください", style=TextStyle.short, custom_id=f"register_{pc_number}_{keyboard_number}_{mouse_number}")
         self.add_item(self.reason_input_form)
 
     async def on_submit(self, interaction: Interaction) -> None: