Joint Recital Ce

I'm afraid you won't have a chance. Our 2018 Nero Fest = Japan's 2016 Nero Fest
So 2019 Nero Fest = Japan's 2017
Here you have summary of this event
https://fategrandorder.fandom.com/wiki/Nero_Festival_Redux_~2017_Autumn~
So unfortunately you missed the chance to get it :/

I think it will be available on the Rare Prism shop, not sure when though.

Idk the exact date, but I'tll be released in the rare prism shop. At 5 rare prism per copy.