Can smartphones overseas be used? July 01, 2024 00:57 Updated The app can also be used with smartphones made overseas. However, the app must be downloaded from Japanese app store, and SIM card from Japanese telecommunications carriers must be used for the registration. Related articles What should I do if I changed the phone number, and/or the device that has "MYAKU-PO!" installed? Do I need to transfer the data in advance? When would be the period for earning "MYAKU-PO!"? Are there any requirements for participation? Can everyone participate? Do the app support languages other than Japanese and English? About International Compatibility