Board Thread:Help and Questions/@comment-45773986-20200513062555/@comment-26005122-20200516063112

As long as you have a LINE account tied to Tsum Tsum, everything will be saved because all your Tsum Tsum data is saved to the LINE server. About once every other month or so, I have to log in that way because it doesn't properly connect to the LINE server from the Title Screen.