Talk:Main Story Arc 2 Prologue Release Campaign/@comment-101.128.76.135-20171227065941/@comment-28605611-20171227070650

Yes. Read here and fill your recovery form: http://fategrandorder.wikia.com/wiki/Account_Recovery

Make sure to fill the right form, ios or android.

Write everything you remember: your servant's levels, your name in fgo, etc.

You will receive 2 emails from "cs_support@fate-go.jp". The first one is just a confirmation. The 2nd one is that they have confirmed your info is correct and will give you ID and pass to access your account again.