5 being the limit

That's "In accordance with the government's special quarantine guidelines, gatherings and meals of more than 5 people at one table are prohibited; for the safety of all of us" in Korean.

wait so you're telling me that I could have eaten more than 5 people before?

i am Korean i translated
In accordance with the government's special quarantine guidelines, meetings and meals for more than five people on one table are prohibited.