Starting June 30th, the badge catchers will continue to be updated regularly with previously released badges, and you will also be able to enjoy two free plays on the badge catchers each day.
NintendObserver’s select content on Nintendo Badge Arcade for Nintendo 3DS.
Nintendo Badge Arcade's late official NA press release.
Forgot to post that yesterday. Europe is getting this free-to-start title this Friday.
I think I've seen this game before on a Japanese Miiverse community.