Shin’en announced last week that Nano Assault EX had been approved for release in North America. It has now been approved in Europe as well.
A tweet from Shin’en reads:
Great news: ‘Nano Assault EX’ has been also approved by Nintendo of Europe. Now let’s get those Nanites asap into the eShop!
— Shin’en Multimedia (@ShinenGames) February 25, 2013
No word yet on a release date, but we should be hearing something soon.