diff --git a/main.py b/main.py
index 71e2c4ce..c4770f22 100644
--- a/main.py
+++ b/main.py
@@ -2,9 +2,29 @@ from vrct_gui import vrct_gui
 from config import config
 from model import model
 
-class VRCT():
-    def __init__(self):
-        pass
+# func print textbox
+def logTranslationStatusChange():
+    textbox_all = getattr(vrct_gui, "textbox_all")
+    textbox_system = getattr(vrct_gui, "textbox_system")
+    if config.ENABLE_TRANSLATION:
+        vrct_gui.printToTextbox(textbox_all, "翻訳機能をONにしました", "", "INFO")
+        vrct_gui.printToTextbox(textbox_system, "翻訳機能をONにしました", "", "INFO")
+    else:
+        vrct_gui.printToTextbox(textbox_all, "翻訳機能をOFFにしました", "", "INFO")
+        vrct_gui.printToTextbox(textbox_system, "翻訳機能をOFFにしました", "", "INFO")
+
+# command func
+def toggleTranslationFeature():
+    config.ENABLE_TRANSLATION = getattr(vrct_gui, "translation_switch_box").get()
+    logTranslationStatusChange()
+
+# create GUI
+vrct_gui.createGUI()
+
+# set commands
+widget = getattr(vrct_gui, "translation_switch_box")
+widget.configure(command=toggleTranslationFeature)
+
+
 if __name__ == "__main__":
-    vrct_gui.createUI()
     vrct_gui.startMainLoop()
\ No newline at end of file
diff --git a/vrct_gui/vrct_gui.py b/vrct_gui/vrct_gui.py
index 07cede7d..6bcb7198 100644
--- a/vrct_gui/vrct_gui.py
+++ b/vrct_gui/vrct_gui.py
@@ -53,7 +53,7 @@ class VRCT_GUI(CTk):
 
         # self.information_window = ToplevelWindowInformation(self)
 
-    def createUI(self):
+    def createGUI(self):
         createMainWindowWidgets(vrct_gui=self, settings=self.settings.main)
 
     def startMainLoop(self):