Saw this info shared elsewhere. See copy and paste below. Hope it helps to get a Downline Request.
**UPDATE** I was able to speak with a Celebrity rep. First of all, he stated there were no current 'alerts' on their end for this cruise. Secondly, he said that if we have to miss embarkation day we can call the emergency contact line at 305-539-4107 to get approval for a 'Downline Request. They will review your reason, but if approved, they will allow you to embark at the next port (Kobe).
Hi all, we're on the upcoming Japan cruise and scheduled to arrive on 8/30 (embarkation