There is no migration process required for this service when changing handsets.
You can continue to use the account you have created with your registered email address and password even after changing the handset.
(The same applies to the PC and web browser versions, where you can use the account you have already created.)

If you have not registered your email address and password yet,
If you have not registered your e-mail address and password, please do so in advance via My Page.

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