Okay~ [ Annnd entering cheat code. The gameplay is like a sexy, funky, groovy version of Simon Says (2:30 onward for Michael Jackson!), comparing view ratings between the two players. ]
Just watch the moves, and copy them with no mistakes. Press the buttons for up, left, right, and down; X for Chu and O for Hey. Got it?
[ It's a rhythm game, naturally, and when they start playing, Miwako is incredibly concentrated and only misses a couple moves, which elicits a Boing sound and a funny misstep from the character. This is her favorite game - being totally addicted to it, she's pretty good at it, even though she's not typically a gamer. ]