You can delete your game account from the in-game Settings menu.
■ How to Delete Game Account
1. Open the top right Menu on the game screen and select Settings.
2. From the top menu, go to Info > Delete Account.
※ Note
- When deleting your game account, you have a 24-hour grace period to cancel the deletion.
- Upon completion of deletion, all of your information (characters, items, currencies, etc.) will be deleted and can't be restored.