diff --git a/img/refresh_icon.png b/img/refresh_icon.png
new file mode 100644
index 00000000..c5acad15
Binary files /dev/null and b/img/refresh_icon.png differ
diff --git a/view.py b/view.py
index 60a654a9..45d0c337 100644
--- a/view.py
+++ b/view.py
@@ -91,6 +91,9 @@ class View():
             VAR_LABEL_TEXTBOX_RECEIVED=StringVar(value="Received"), # JA: 受信
             VAR_LABEL_TEXTBOX_SYSTEM=StringVar(value="System"), # JA: システム
 
+            VAR_UPDATE_AVAILABLE=StringVar(value="New version is here!"), # JA: 新しいバージョンが出ました！
+            # VAR_UPDATE_AVAILABLE=StringVar(value="新しいバージョンが出ました！"),
+
 
             # Selectable Language Window
             VAR_TITLE_LABEL_SELECTABLE_LANGUAGE=StringVar(value=""),
diff --git a/vrct_gui/main_window/createMainWindowWidgets.py b/vrct_gui/main_window/createMainWindowWidgets.py
index 2a6f6e84..7f7eaa2e 100644
--- a/vrct_gui/main_window/createMainWindowWidgets.py
+++ b/vrct_gui/main_window/createMainWindowWidgets.py
@@ -1,8 +1,8 @@
 from .widgets import createSidebar, createMinimizeSidebarButton, createTextbox, createEntryMessageBox
 
-from customtkinter import CTkFrame
+from customtkinter import CTkFrame, CTkLabel, CTkFont, CTkImage
 
-from ..ui_utils import createButtonWithImage, getImagePath
+from ..ui_utils import createButtonWithImage, getImagePath, bindButtonFunctionAndColor
 
 
 def createMainWindowWidgets(vrct_gui, settings, view_variable):
@@ -41,6 +41,57 @@ def createMainWindowWidgets(vrct_gui, settings, view_variable):
 
 
 
+    vrct_gui.update_available_container = CTkFrame(
+        vrct_gui.main_topbar_container,
+        corner_radius=settings.uism.HELP_AND_INFO_BUTTON_CORNER_RADIUS,
+        fg_color=settings.ctm.MAIN_BG_COLOR,
+        cursor="hand2",
+    )
+    vrct_gui.update_available_container.grid(row=0, column=3, padx=(0,4), pady=settings.uism.HELP_AND_INFO_BUTTON_PADY, sticky="nse")
+
+
+    vrct_gui.update_available_container.rowconfigure((0,2), weight=1)
+
+
+    vrct_gui.update_available_icon = CTkLabel(
+        vrct_gui.update_available_container,
+        text=None,
+        corner_radius=0,
+        height=0,
+        image=CTkImage(settings.image_file.REFRESH_ICON.rotate(25), size=(settings.uism.HELP_AND_INFO_BUTTON_SIZE-6,settings.uism.HELP_AND_INFO_BUTTON_SIZE-6)),
+    )
+    vrct_gui.update_available_icon.grid(row=1, column=0, padx=(6,4), pady=0)
+
+
+    vrct_gui.update_available_label = CTkLabel(
+        vrct_gui.update_available_container,
+        textvariable=view_variable.VAR_UPDATE_AVAILABLE,
+        height=0,
+        corner_radius=0,
+        font=CTkFont(family=settings.FONT_FAMILY, size=12, weight="normal"),
+        anchor="e",
+        text_color="#61b4a7",
+    )
+    # This "right padx +1" is for fixing a bug that sticks out from the frame. I don't know why that happens...
+    vrct_gui.update_available_label.grid(row=1, column=1, padx=(0,6+1), pady=0)
+
+
+
+
+
+    bindButtonFunctionAndColor(
+        target_widgets=[
+            vrct_gui.update_available_container,
+            vrct_gui.update_available_label,
+            vrct_gui.update_available_icon,
+        ],
+        enter_color=settings.ctm.HELP_AND_INFO_BUTTON_HOVERED_BG_COLOR,
+        leave_color=settings.ctm.HELP_AND_INFO_BUTTON_BG_COLOR,
+        clicked_color=settings.ctm.HELP_AND_INFO_BUTTON_CLICKED_BG_COLOR,
+        buttonReleasedFunction=vrct_gui.openHelpAndInfoWindow,
+    )
+
+
 
     # Help and Info button
     vrct_gui.help_and_info_button_container = createButtonWithImage(
@@ -54,7 +105,7 @@ def createMainWindowWidgets(vrct_gui, settings, view_variable):
         button_command=vrct_gui.openHelpAndInfoWindow,
         corner_radius=settings.uism.HELP_AND_INFO_BUTTON_CORNER_RADIUS,
     )
-    vrct_gui.help_and_info_button_container.grid(row=0, column=3, padx=settings.uism.HELP_AND_INFO_BUTTON_PADX, pady=settings.uism.HELP_AND_INFO_BUTTON_PADY, sticky="e")
+    vrct_gui.help_and_info_button_container.grid(row=0, column=4, padx=settings.uism.HELP_AND_INFO_BUTTON_PADX, pady=settings.uism.HELP_AND_INFO_BUTTON_PADY, sticky="e")
 
     createSidebar(settings, vrct_gui, view_variable)
 
diff --git a/vrct_gui/main_window/widgets/create_sidebar.py b/vrct_gui/main_window/widgets/create_sidebar.py
index 95e4eec6..51f7ddab 100644
--- a/vrct_gui/main_window/widgets/create_sidebar.py
+++ b/vrct_gui/main_window/widgets/create_sidebar.py
@@ -60,6 +60,16 @@ def createSidebar(settings, main_window, view_variable):
     main_window.sidebar_config_button.grid(row=0, column=0, padx=0, pady=settings.uism.SIDEBAR_CONFIG_BUTTON_IPADY)
 
 
+    # main_window.sidebar_config_button_update_badge = CTkFrame(
+    #     main_window.sidebar_config_button,
+    #     corner_radius=3,
+    #     fg_color="#ca5361",
+    #     width=6,
+    #     height=6,
+    # )
+    # main_window.sidebar_config_button_update_badge.place(relx=0.9, rely=0.1, anchor="center")
+
+
     bindButtonFunctionAndColor(
         target_widgets=[main_window.sidebar_config_button_wrapper, main_window.sidebar_config_button],
         enter_color=settings.ctm.CONFIG_BUTTON_HOVERED_BG_COLOR,
diff --git a/vrct_gui/ui_managers/ImageFileManager.py b/vrct_gui/ui_managers/ImageFileManager.py
index 62dcc122..8bb71b4a 100644
--- a/vrct_gui/ui_managers/ImageFileManager.py
+++ b/vrct_gui/ui_managers/ImageFileManager.py
@@ -30,6 +30,7 @@ class ImageFileManager():
         self.ARROW_LEFT = getImageFileFromUiUtils("arrow_left_white.png")
         self.ARROW_LEFT_DISABLED = getImageFileFromUiUtils("arrow_left_disabled.png")
 
+        self.REFRESH_ICON = getImageFileFromUiUtils("refresh_icon.png")
         self.HELP_ICON = getImageFileFromUiUtils("help_icon_white.png")
 
     def _createLightModeImages(self):