And it would be accurate if you were talking about political or legal safety nets which are common across Asia except in china, for example. Your attempt at being geographically correct is dismissive and counter productive to the conversation about something that is obviously not about the specific geographic usage of the word.
Nope, it still wouldn’t make any sense whatsoever. Nobody cares if the UK wants to pretend to be Asian or American or simply “not living on a continent” or whatever worthless distinction they’re clinging to. They’re European. Chinese are Asian. Brazilians are South American.
They’re the ones deviating from the usage the rest of the world uses. It would be identical to them pretending they’re the only ones driving on the correct side of the world. Nobody cares.