Cheat: Unlockables

Endless Mode:
Beat all the hidden songs in the game, purchase them, and then you'll find the mode for sale in the shop.

Survival Mode:
Beat all the hidden songs in the game, purchase them, and then you'll find the mode for sale in the shop.

Combo Challenge Mode:
Beat all the hidden songs in the game, purchase them, and then you'll find the mode for sale in the shop.

Costumes:
Play Dance Master Mode with a character for 5 missions to get the shop to carry their costume.