We are sorry to hear that you are unable to play LINE Cookie Run.
After receiving reports of people using LINE Cookie Run in a way which violates of the terms of our user agreement, we have recently increased the security for this LINE GAME app.
Unfortunately, we are sorry to say that the current system does not allow us to restore game data or account information lost as a result or these increased security measures.
We apologize for any inconvenience caused by this process, but please understand that these steps are necessary to prevent inappropriate use of LINE games.
Kind regards,
LINE GAME Support