Nintendo president Satoru Iwata announced during his Nintendo Direct conference that the company will use Nintendo Letter Box to send game-related messages to 3DS owners.

Interestingly the service can target players of specific games — indeed, players of The Legend of Zelda: Ocarina of Time 3D in Europe should keep their eyes peeled for a special Zelda-related note coming through the digital letterbox very soon.

A smart way to target interested players? Let us know what you think in the comments below.