Hello. Welcome to the Miitomo thread.
Here you can:
•Share QR Codes (though I suggest PMing those)
•Share Screenshots of your Miitomo app in-game
•Diary your Miitomo life
•Share news about Miitomo
•Share Videos of Miitomo
•Anything Miitomo relatedTo avoid awkwardness, I recommend trying out the Miitomo app or have at least the slightest bit of knowledge about what Miitomo is.(ctrl+f "miitomo" lol)