Toei released to the official, Nintendo 3DS version Kamen Rider Atsume in the Japan Nintendo eShop. The game is the official 3DS port of the 2016 Spring released, same Kamen Rider Atsume but this 3DS version available for 540 Yen (with tax).
Since the game is a digital only title it is available in the eShop only.
The game play style and the design is the same as the original one, perfect for the younger generation. Just like the original smartphone version this title available only in Japanese and there is no chance for the US/EU version release.