StreetPass Mii Plaza EUR - Most Puzzles 2018-12-1

Install this SpotPass data (using, for example, a 2016 version of JKSV) to become eligible for receiving/displaying all puzzle pieces you could get after normally downloading equivalent data via Spotpass, plus the limited edition "Mario & Happy" puzzle distributed in McDonalds Nintendo Zones for a couple of weeks in mid-late 2015!