It's worth noting that this generally confirms that the Animal Crossing amiibo Cards are NOT region locked as this was on a Canadian copy of the game. (animalcrossingworld.com)
The practice of region locking game consoles is considered by gamers as a huge limitation since games purchased in one territory might not work in their console if these were purchased in another territory. (techtimes.com)
If you aren't going to remove region locking for the current systems then please release the regular fucking new 3DS in NA. (neogaf.com)