diff --git a/src/ota01.ino b/src/ota01.ino
new file mode 100644
index 0000000..70afdba
--- /dev/null
+++ b/src/ota01.ino
@@ -0,0 +1,109 @@
+#include <M5StickCPlus.h>
+#include <WiFi.h>
+#include <ArduinoOTA.h>
+
+const char *ssid = "miura2g";
+const char *password = "jikken2022";
+
+void setup()
+{
+    M5.begin();
+    M5.Lcd.setRotation(3);
+    M5.Lcd.fillScreen(ORANGE);
+    M5.Lcd.setCursor(10, 50, 4);
+
+    WiFi.begin(ssid, password); // 接続開始
+    while (WiFi.status() != WL_CONNECTED)
+    { // 接続中...
+        M5.Beep.tone(2000);
+        delay(200);
+        M5.Beep.mute();
+        delay(300);
+        M5.Lcd.print(".");
+    }
+    // 接続完了！！
+    M5.Beep.tone(4000);
+    M5.Lcd.fillScreen(CYAN);
+    M5.Lcd.setCursor(0, 10, 4);
+    M5.Lcd.setTextColor(BLACK, CYAN);
+    M5.Lcd.print("  OTA Test\n   Wifi Connected!\n  ");
+    String gotip = WiFi.localIP().toString(); // m5デバイスのIPアドレス
+    M5.Lcd.println(gotip);
+
+    // MACアドレスを表示
+    uint8_t mac[6];
+    char macchar[100];
+    esp_read_mac(mac, ESP_MAC_WIFI_STA);
+    sprintf(macchar, "  %02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+    String macstr = macchar;
+    M5.Lcd.println(macstr);
+
+    delay(1500);
+    M5.Beep.mute();
+}
+
+void loop()
+{
+    ArduinoOTA.handle();
+    delay(100);
+    M5.update();
+    if (M5.Axp.GetBtnPress()) // 電源ボタン押下したら
+    {
+        // ESP.restart();
+        M5.Axp.Write1Byte(0x32, M5.Axp.Read8bit(0x32) | 0x80); //電源OFF
+    }
+}
+
+void ota_setup() {
+
+  // Port defaults to 3232
+//   ArduinoOTA.setPort(3232);
+
+  // Hostname defaults to esp3232-[MAC]
+//   ArduinoOTA.setHostname("m5stickc0123");
+  
+  // No authentication by default
+  // ArduinoOTA.setPassword("pass");
+  // Password can be set with it's md5 value as well
+  // MD5(admin) = 21232f297a57a5a743894a0e4a801fc3
+  // ArduinoOTA.setPasswordHash("4528e6a7bb9341c36c425faf40ef32c3");//pass
+
+  ArduinoOTA
+  .onStart([]() {
+    String type;
+    if (ArduinoOTA.getCommand() == U_FLASH)
+      type = "sketch";
+    else // U_SPIFFS
+      type = "filesystem";
+  })
+  .onEnd([]() {
+    M5.Beep.tone(2000);
+    delay(150);
+    M5.Beep.tone(4000);
+    delay(150);
+    M5.Beep.tone(8000);
+    delay(300);
+    M5.Beep.mute();
+  })
+  .onProgress([](unsigned int progress, unsigned int total) {
+    ota_progress(progress, total);
+  })
+  .onError([](ota_error_t error) {
+  });
+
+  ArduinoOTA.begin();
+}
+
+int prev_progress = -1;
+char buf[30];
+void ota_progress(unsigned int progress, unsigned int total) {
+  int cur_progress = (progress / (total / 100));
+  sprintf(buf, "OTA %d%% done", cur_progress );
+  if (prev_progress < cur_progress) {
+    M5.Lcd.setCursor(0, 30, 1);
+    M5.Lcd.fillScreen(BLACK);
+    M5.Lcd.setTextColor(WHITE, BLACK);
+    M5.Lcd.println(buf);
+    prev_progress = cur_progress;
+  }
+}