 "Miitomo" was the first mobile app developed through the Nintendo/DeNA partnership, released in March 2016.It is a social networking game, having players interact with their virtual Mii avatars and those of others through the My Nintendo service.The game used a freemium structure, allowing players to use real-world money to purchase in-game currency (which could also be earned through other in-game actions) that can be then used to buy customization options for the player's Mii within the game.