Only thing I see is the mentioning of "flipping a coin" on the images that was provided, so that could be his conclusion that it mentioned a coin.

I know people who have played that before and they never mentioned anything about coins being traded in the game.

The other possibility is the Asian connection with Satoshi Nakamoto's name, but that would simply be stupid to make that connection.

OP, mind giving us some indication or detail on where you see the connection?
The closest thing I've found was this:

Whatever "clues" OP has found, I'm 95% sure it's totally irrelevant. Next thing you know, OP will say that Brad Garlinghouse(Ripple CEO) also has ties to this milk brand:
