Please check the following links to download the latest version of the app "MYAKU-PO!".
■iPhone
<App Store>
■Android
<Goole Play>
If you still cannot update the application, please uninstall it from your device and install it again from the App Store or Google Play.
※Account information will not be deleted even if you uninstall the app. After reinstalling the app, you will be able to log in using SMS authentication with the phone number you used during registration.
Also, please make sure that there is enough storage space on your device.