【Updated 5/21】
 
We have identified that this is a bug, and we are planning to fix it in a future update.
We're truly sorry for the inconvenience, but please bear with us until then.
Thank you very much for understanding.
 
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We are currently investigating the cause of this issue, and if there is any new information, we will notify our users through this FAQ and notifications.
We sincerely apologize for the inconvenience, and thank you very much for understanding.