Earlier quoted context omitted.
Both the Japanese and UK official positions are that in the event of Brexit severing these new ties via the EU, they want to implement a bilateral deal as quickly as possible that covers the same benefits as the EPA with possibilities for going further. Obviously various parties involved would prefer a more orderly transition, though. One somewhat ironic possible outcome if there is a hard Brexit is that the UK could…
Except the argument made by the Brexiteers is that the EU can't do trade deals and Britain would be able to do so much better and quicker outside. Hmm...
All I'm saying is that the original comment by tonyedgecomb seems a bit pessimistic, because whatever happens with Brexit, either the UK will retain the benefits of the new EU arrangement or the UK and Japan have declared a very public intention to form an analogous agreement as quickly as possible to retain the same benefits for both parties.