Ah, but it doesn't say that at all.
Russia / China?
Or conversely all for NK? Or all three.
Russia, China, NK, or all three. Talk about reading comprehension problems.
The 3 days is what the actual exercise deployment was in the Sea of Japan. You missed the whole discussion on another thread, just as you know nothing of the US naval strategies or carrier deployments. The Q drop was a “howler” of a drop, as in a very silly thing by someone ignorant of naval operations and deployments.
How am I so sure? Besides personal knowledge, among other things, I ran this info past a retired senior US naval officer who used to work under the CNO (Chief of Naval Operations) with much responsibility for Pacific (COMPACFLT) operations..... and who was laughing and saying to me “who is this Q idiot?”