diff --git a/README.md b/README.md
index 2406dff..ae2f864 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,8 @@
 
 - [ ] ウインドウサイズ変更時の再描画
 - [x] ステータスバー
-- [ ] GUI 改善
-- [ ] メッセージ表示
+- [x] GUI 改善
+- [x] メッセージ表示
 - [x] アイコン設定
+- [ ] フレーム情報，分析結果をステータスバーに表示
+      .
diff --git a/gui_app.py b/gui_app.py
index 294174b..1519478 100644
--- a/gui_app.py
+++ b/gui_app.py
@@ -17,6 +17,8 @@
         self.lp = lumen_profiler.LumenProfiler()
         self.is_open = False
         self.is_analyzed = False
+        self.uifont_l = ("MS UI Gothic", 14)
+        self.uifont_s = ("MS UI Gothic", 11)
 
     def make_window(self):
         self.tkroot.title("Lumen Profiler")
@@ -26,36 +28,59 @@
         self.top_frame = tk.Frame(self.tkroot)
         self.top_frame.pack(fill=tk.X, pady=5)
         self.file_button = tk.Button(
-            self.top_frame, text="映像ファイルを開く", command=self.open_movie
+            self.top_frame,
+            text="映像ファイルを開く",
+            command=self.open_movie,
+            font=self.uifont_l,
         )
         self.file_button.pack(side=tk.LEFT, padx=(10, 0))
-        self.file_text = tk.Label(self.top_frame, text="no movie")
+        self.file_text = tk.Label(self.top_frame, text="no movie", font=self.uifont_s)
         self.file_text.pack(side=tk.LEFT, fill=tk.X, padx=(20, 0))
 
         # 分析フレーム
         self.analize_frame = tk.Frame(self.tkroot)
         # self.analize_frame.pack(fill=tk.X, pady=5)
         self.analyze_button = tk.Button(
-            self.analize_frame, text="分析を実行", command=self.analyze
+            self.analize_frame,
+            text="分析実行",
+            command=self.analyze,
+            font=self.uifont_l,
         )
         self.analyze_button.pack(side=tk.LEFT, padx=(10, 0))
-        self.interval_label = tk.Label(self.analize_frame, text="分析フレーム間隔")
+        self.interval_label = tk.Label(
+            self.analize_frame,
+            text="分析フレーム間隔",
+            font=self.uifont_s,
+        )
         self.interval_label.pack(side=tk.LEFT, padx=(20, 0))
-        self.interval_text = tk.Entry(self.analize_frame, width=5, justify=tk.RIGHT)
+        self.interval_text = tk.Entry(
+            self.analize_frame, width=5, justify=tk.RIGHT, font=self.uifont_s
+        )
         self.interval_text.insert(tk.END, "2")
         self.interval_text.pack(side=tk.LEFT)
-        self.area_ratio_label = tk.Label(self.analize_frame, text="暗部の面積比率(%)")
+        self.area_ratio_label = tk.Label(
+            self.analize_frame, text="暗部の面積比率(%)", font=self.uifont_s
+        )
         self.area_ratio_label.pack(side=tk.LEFT, padx=(20, 0))
-        self.area_ratio_text = tk.Entry(self.analize_frame, width=5, justify=tk.RIGHT)
+        self.area_ratio_text = tk.Entry(
+            self.analize_frame, width=5, justify=tk.RIGHT, font=self.uifont_s
+        )
         self.area_ratio_text.insert(tk.END, "8.0")
         self.area_ratio_text.pack(side=tk.LEFT)
-        self.sigma_label = tk.Label(self.analize_frame, text="シグマ（輪郭の円滑性）")
+        self.sigma_label = tk.Label(
+            self.analize_frame, text="輪郭の円滑性", font=self.uifont_s
+        )
         self.sigma_label.pack(side=tk.LEFT, padx=(20, 0))
-        self.sigma_text = tk.Entry(self.analize_frame, width=5, justify=tk.RIGHT)
+        self.sigma_text = tk.Entry(
+            self.analize_frame, width=5, justify=tk.RIGHT, font=self.uifont_s
+        )
         self.sigma_text.insert(tk.END, "5.0")
         self.sigma_text.pack(side=tk.LEFT)
         self.save_button = tk.Button(
-            self.analize_frame, text="分析結果を保存", command=self.on_save
+            self.analize_frame,
+            text="結果保存",
+            command=self.on_save,
+            font=self.uifont_l,
         )
         self.save_button.pack(side=tk.LEFT, padx=(20, 0))
 
@@ -68,14 +93,22 @@
             to=0,
             orient=tk.HORIZONTAL,
             command=self.on_time_slider_change,
+            font=self.uifont_s,
         )
         self.time_slider.pack(fill=tk.X, padx=(10, 10))
 
         # ステータスバー表示
         self.status_frame = tk.Frame(self.tkroot)
         self.status_frame.pack(fill=tk.X)
-        self.status_text = tk.Text(self.status_frame, state="disable", height=1)
-        self.status_text.pack(side=tk.LEFT, expand=True, padx=(10, 0))
+        self.status_text = tk.Text(
+            self.status_frame,
+            state="disabled",
+            height=1,
+            width=50,
+            bg="lightgray",
+            font=self.uifont_l,
+        )
+        self.status_text.pack(side=tk.LEFT, padx=(10, 0))
         self.progressbar = ttk.Progressbar(
             self.status_frame,
             orient="horizontal",
@@ -83,7 +116,8 @@
             mode="determinate",
             maximum=99,
         )
-        self.progressbar.pack(side=tk.LEFT, padx=(20, 10))
+        self.progressbar.pack(side=tk.RIGHT, padx=(20, 10))
+        self.update_status("映像ファイルを開いてください")
 
         self.tkroot.iconphoto(False, tk.PhotoImage(data=icon.icongif))
         self.tkroot.mainloop()
@@ -95,22 +129,24 @@
         sigma = float(self.sigma_text.get())
 
         # 分析(ワーカースレッド）
-        thread = threading.Thread(
-            target=self.lp.profiling, args=(ratio, sigma, interval)
-        )
-        thread.start()
-        while thread.is_alive():
-            self.progressbar.configure(value=self.lp.progress_count % 100)
-            self.progressbar.update()
-            time.sleep(0.01)
-        thread.join()
-        self.progressbar.configure(value=0)
+        self.threaded_task(self.lp.profiling, (ratio, sigma, interval))
+        # thread = threading.Thread(
+        #     target=self.lp.profiling, args=(ratio, sigma, interval)
+        # )
+        # thread.start()
+        # while thread.is_alive():
+        #     self.progressbar.configure(value=self.lp.progress_count % 100)
+        #     self.progressbar.update()
+        # time.sleep(0.01)
+        # thread.join()
+        # self.progressbar.configure(value=0)
         # self.lp.profiling(ratio, sigma, interval)
 
         self.time_slider.config(to=len(self.lp.results) - 1)
         self.time_slider.set(0)
         self.is_analyzed = True
         self.show_image()
+        self.update_status("分析完了")
 
     # 映像ファイルを開く
     def open_movie(self):
@@ -119,15 +155,7 @@
             return
 
         # 映像読み込み(ワーカースレッド）
-        thread = threading.Thread(target=self.lp.load_movie, args=(self.moviefilename,))
-        thread.start()
-        while thread.is_alive():
-            self.progressbar.configure(value=self.lp.progress_count % 100)
-            self.progressbar.update()
-            time.sleep(0.01)
-        thread.join()
-        self.progressbar.configure(value=0)
-        # self.lp.load_movie(filename)
+        self.threaded_task(self.lp.load_movie, (self.moviefilename,))
 
         # 読み込み後の処理
         self.file_text.config(text=self.moviefilename)
@@ -135,10 +163,31 @@
         self.time_slider.config(to=self.lp.frame_count - 1)
         self.is_analyzed = False
         self.show_image()
+        self.update_status("条件を設定して分析を実行してください")
         if not self.is_open:
             self.analize_frame.pack(fill=tk.X, pady=5, after=self.top_frame)
             self.is_open = True
 
+    # スレッド処理
+    def threaded_task(self, task_func, task_args):
+        thread = threading.Thread(target=task_func, args=task_args)
+        thread.start()
+        self.update_status("処理中")
+        while thread.is_alive():
+            self.progressbar.configure(value=self.lp.progress_count % 100)
+            self.tkroot.update_idletasks()
+            time.sleep(0.01)
+        thread.join()
+        self.progressbar.configure(value=0)
+        # self.status_text.delete(1.0, tk.END)
+
+    def update_status(self, text):
+        self.status_text.config(state="normal")
+        self.status_text.delete("1.0", tk.END)
+        self.status_text.insert(tk.END, text)
+        self.status_text.config(state="disabled")
+        self.status_text.update()
+
     # 分析結果を保存
     def on_save(self):
         fn = os.path.splitext(os.path.basename(self.moviefilename))[0]