By linking an account, you can share one save data on multiple devices (you cannot use it at the same time).
If an account has not been linked
Please link your save data to one of the following accounts.
• Nintendo Account
• Google Account
• Apple Account (only iOS)
Note: Players under 16 years old can only link a Nintendo Account.
■ Steps
From the title screen
Menu (top-right button on the screen) > Account
If an account is already linked
When you launch the app on your other device for the first time, please link the account that is already linked to the save data you wish to transfer.
■ Steps
Country/Region Selection, Age Confirmation > Terms of Use and Privacy Policy > Transfer Existing Save Data > Tap the account from which you wish to transfer existing save data