diff --git a/ios-training-bjung/Presenters/HomePresenter.swift b/ios-training-bjung/Presenters/HomePresenter.swift
index 2a322ce..4c7dddf 100644
--- a/ios-training-bjung/Presenters/HomePresenter.swift
+++ b/ios-training-bjung/Presenters/HomePresenter.swift
@@ -15,6 +15,8 @@ protocol HomePresenterInput {
 }
 
 protocol HomePresenterOutput: AnyObject {
+    @MainActor
+    func showLoadingUI()
     @MainActor
     func updateInfoDisplay(updatedInfo response: WeatherResponse)
     @MainActor
@@ -38,6 +40,7 @@ final class HomePresenter: HomePresenterInput {
         // API 通信が課題なのであえて async await を使って表現
         Task {
             do {
+                view?.showLoadingUI()
                 let request = WeatherRequest(area: "tokyo", date: Date())
                 let response = try await model.fetchWeatherData(request: request)
                 
diff --git a/ios-training-bjung/Views/HomeViewController.swift b/ios-training-bjung/Views/HomeViewController.swift
index 7b8c326..d435ae1 100644
--- a/ios-training-bjung/Views/HomeViewController.swift
+++ b/ios-training-bjung/Views/HomeViewController.swift
@@ -46,8 +46,6 @@ final class HomeViewController: UIViewController {
     }
     
     func loadWeatherData() {
-        indicator.startAnimating()
-        reloadButton.isEnabled = false
         presenter.loadWeatherData()
     }
 
@@ -56,7 +54,6 @@ final class HomeViewController: UIViewController {
     }
     
     @IBAction func onReloadButtonClick(_ sender: UIButton) {
-        indicator.startAnimating()
         loadWeatherData()
     }
     
@@ -84,6 +81,11 @@ final class HomeViewController: UIViewController {
 
 extension HomeViewController: HomePresenterOutput {
     
+    func showLoadingUI() {
+        indicator.startAnimating()
+        reloadButton.isEnabled = false
+    }
+    
     func updateInfoDisplay(updatedInfo response: WeatherResponse) {
         let resource = getDisplayResource(response: response.weatherCondition)